graph
graph — 名詞
1. a diagram made with lines, bars, or curves that lets you see the relationship be
圖表
以線條或長條顯示數據關係的圖
a diagram made with lines, bars, or curves that lets you see the relationship between two quantities — for example, rising sales across several months or climbing temperature over time.
The teacher drew a graph on the board to show monthly temperature changes.
老師在黑板上畫了一張圖表，顯示每個月的溫度變化。
collocation: draw a graph / on a graph
Each bar on the graph represents the number of books sold that year.
圖表上的每一條長條代表當年賣出的書籍數量。
Mateo traced the rising line on the graph as he explained the trend.
Mateo 描著圖表上上升的線條，同時解釋趨勢的變化。
The graph in today's newspaper compares house prices from 2010 to 2025.
今天報紙上的圖表比較了 2010 年到 2025 年的房價。
Indra looked at the graph and saw that profits had doubled in just two years.
Indra 看了看圖表，發現利潤在短短兩年內就成長了一倍。
文法句型
a graph of [something]
on a graph
用法筆記
Countable noun. Often used with prepositions 'of' (a graph of monthly rainfall) and 'on' (the data shown on a graph). The subject or context is usually data-driven fields such as business, science, or statistics.
常見錯誤
2. in mathematics, every point that fits a given equation or function, taken togeth
圖形
數學中滿足方程式的所有點集合
in mathematics, every point that fits a given equation or function, taken together as a visible shape — for example, the U-shaped curve you get from the equation y equals x squared.
The graph of y equals x squared is a U-shaped curve called a parabola.
y 等於 x 平方的圖形是一條稱為拋物線的 U 形曲線。
pattern: graph of [equation]
Ayesha drew the graph of y equals two x plus three for her math homework.
Ayesha 為數學作業畫出了 y 等於 2x 加 3 的圖形。
Rania changed k in y equals x squared and watched her graph shift left.
Rania 改變了 y 等於 x 平方裡的 k，然後看著她的圖形向左移動。
Hiro showed his friend the point where the two graphs intersect on the diagram.
Hiro 指著圖表上的交會點，告訴朋友兩個圖形在哪裡相交。
Chidi plotted the graph of the function over a range of negative to positive values.
Chidi 在正負值的範圍內畫出了這個函數的圖形。
- curve
the drawn line itself rather than the complete set of points; less formal in math context
- function plot
specifically the visual output of a function; more technical
文法句型
the graph of [equation]
graph of [function]
用法筆記
Frequently passive in mathematical writing: 'The graph of f(x) is drawn by connecting the plotted points.' Contrast with sense 1 (DATA DIAGRAM), where the focus is on presenting real-world data; this sense focuses on the abstract mathematical relationship itself.
常見錯誤
graph — 動詞
1. to turn data into a complete picture on a grid, using lines, bars, or curves — t
繪製圖表
將數據轉換成圖表來呈現
to turn data into a complete picture on a grid, using lines, bars, or curves — the focus is on producing the final graph as a whole, not on placing points one at a time.
The report graphs the rise in sea levels across the past decade.
這份報告繪製了過去十年間海平面上升的圖表。
pattern: graph + data (sea levels)
Heather used a computer program to graph her sales data for the whole team.
Heather 用電腦程式為整個團隊繪製了她的銷售數據圖表。
collocation: use [software] to graph
The scientist graphed the results of the experiment on a large sheet of paper.
那位科學家在一大張紙上繪製了實驗結果的圖表。
Our teacher asked us to graph the population growth of five different cities.
老師要我們繪製五個不同城市人口成長的圖表。
文法句型
graph [data]
graph [something] on [something]
用法筆記
The object is typically a set of measurements, statistics, or observations (e.g., sales data, temperature readings, survey responses). Often followed by 'on' + the medium (on graph paper, on a screen). This sense focuses on the finished graph as a whole; contrast with sense 2 (MARK POINTS), which concerns the individual points before a line is drawn.
常見錯誤
2. to place individual values as dots or marks on a coordinate grid — the step-by-s
標繪
在座標上標出數據點的位置
to place individual values as dots or marks on a coordinate grid — the step-by-step process of marking each point separately, whether or not the points are later joined.
Yuki carefully graphed each temperature reading on the paper with a sharp pencil.
Yuki 用尖鉛筆在紙上仔細地標繪出每一筆溫度讀數。
pattern: graph [values] on [surface]
For her science experiment, Tanvi graphed the data points before drawing the best-fit line.
Tanvi 為了科學實驗，先標繪出數據點，再畫出最佳擬合線。
pattern: graph [data points] before [action]
The software automatically graphs all the values as soon as you enter them.
你只要輸入數值，軟體就會自動將所有數據標繪在圖上。
Élise graphed the points and saw that three lay far from the line.
Élise 標繪出各點後，發現其中三個點偏離那條線很遠。
文法句型
graph [points/values] on [something]
用法筆記
Distinguish from sense 1 (CREATE DIAGRAM). Sense 1 is about producing the complete visual representation; sense 2 is specifically about placing individual points on a coordinate system before any line or curve is drawn. The object is typically concrete coordinates or readings.
graph — 名詞構詞成分
1. used at the end of a word to mean 'something that is written or drawn' — for exa
書寫成品
構詞成分，表示書寫或繪畫的成品
used at the end of a word to mean 'something that is written or drawn' — for example, an autograph is a person's own handwriting or signature, and a monograph is a detailed written study on a single topic.
The author signed an autograph for every fan who waited in line after the talk.
那位作家為每一位在演講後排隊等候的粉絲簽名。
example word: autograph (self-writing = signature)
A photograph captures a moment by recording light onto a sensitive surface.
照片是透過將光線記錄在感光表面上來捕捉瞬間的。
The historian published a monograph on the daily lives of ancient Roman families.
那位歷史學家出版了一本關於古羅馬家庭日常生活的專論。
Ravi showed his classmates a lithograph, a picture printed from an image drawn on stone.
Ravi 向同學們展示了一幅石版畫，那是從石板上的圖畫印出來的圖片。
文法句型
[prefix] + graph
用法筆記
This is a suffix found in formal or technical compounds. The first part of the word usually tells you what kind of writing or drawing it is (auto- = self, photo- = light, mono- = single, litho- = stone).
2. used at the end of a word to mean 'a machine or instrument that records or sends
記錄儀器
構詞成分，表示記錄或傳送資訊的機器
used at the end of a word to mean 'a machine or instrument that records or sends information, images, or sound' — for example, a telegraph sends messages over a distance, and a phonograph records and plays back sound.
Before telephones, people used the telegraph to send messages across long distances.
在電話出現之前，人們使用電報機將訊息傳送到遠方。
example word: telegraph (distance-writing = messaging device)
An electrocardiograph records the electrical activity of a patient's heartbeat.
心電圖儀記錄病患心臟跳動的電氣活動。
The old phonograph in the museum still plays records from over a hundred years ago.
博物館裡那台老式留聲機仍能播放一百多年前的唱片。
A seismograph measures and records the strength of earthquakes around the world.
地震儀測量並記錄世界各地地震的強度。
文法句型
[prefix] + graph
用法筆記
Many words ending in -graph that refer to devices are being replaced by modern equivalents (people now say 'heart monitor' rather than 'cardiograph'). However, these terms remain common in scientific, medical, and historical contexts.