moon

moon — 名詞

1. the large bright object visible in the night sky that circles our planet once ea

1.名詞A2
釋義

月亮

地球夜空的天然衛星

the large bright object visible in the night sky that circles our planet once each month, shining by reflected sunlight

例句

Sumin looked up at the full moon shining over the dark lake.

Sumin 抬頭看著滿月照耀在漆黑的湖面上。

full moon + prepositional phrase describing scene

The moon was so bright that the children could see their shadows on the ground.

月亮非常明亮，孩子們可以看到自己的影子映在地上。

so + adjective + that-clause for degree

同義詞
  • satellite

    more technical; covers both natural and artificial objects

  • lunar body

    formal or scientific, rarely used in everyday speech

反義詞
  • sun

    the star the Earth orbits, visible during the day

文法句型

the moon

a [adjective] moon

用法筆記

When referring to Earth's moon, it is almost always preceded by 'the' and capitalised as 'the Moon' in scientific writing.

常見錯誤

❌I saw moon in the sky.
✅I saw the moon in the sky.
💡English requires a determiner ('the' or 'a') before 'moon' when referring to the celestial body.

2. the particular shape that the moon appears to have at a specific point in its mo

2.名詞B1
釋義

月相

月球可見部分的形狀

the particular shape that the moon appears to have at a specific point in its monthly cycle, such as a thin curve, a half-circle, or a full circle

例句

The waning moon appeared as a thin silver sliver before sunrise.

下弦月在日出前呈現一道細細的銀色彎弧。

waning moon — phase vocabulary

Joaquín checked the moon phase chart before planning his fishing trip.

Joaquín 在計劃釣魚之旅前先查了月相圖。

moon phase — compound noun collocation

同義詞
  • phase

    more general; refers to the stage rather than the visual shape

  • crescent

    specific to the thin curved shape, not the general concept

文法句型

a [adjective] moon — describing visible shape

常見錯誤

❌The new moon is very bright.
✅The new moon is almost invisible.
💡A new moon is the dark phase when the moon is between Earth and the Sun, so it cannot be seen from Earth.

3. a natural body that orbits a planet different from Earth, kept in its path by th

3.名詞B1
釋義

衛星

環繞其他行星的天然衛星

a natural body that orbits a planet different from Earth, kept in its path by that planet's gravity

例句

Mars has two small rocky moons named Phobos and Deimos.

火星有兩顆小型岩石衛星，分別叫做 Phobos 和 Deimos。

planet's moons — possessive + named

Saturn's largest moon, Titan, has a thick atmosphere like Earth.

土星最大的衛星 Titan 擁有像地球一樣濃厚的大氣層。

同義詞
  • natural satellite

    more formal and technical; used in scientific writing

  • satellite

    shorter but can also refer to artificial (human-made) objects

文法句型

[planet] + has/have + [number] + moon(s)

用法筆記

Countable — 'Saturn has over 140 moons.' Use 'moon' even when the object is large (e.g., 'Titan is a moon, not a planet').

常見錯誤

❌Jupiter has many moon.
✅Jupiter has many moons.
💡When referring to moons of other planets, the word is countable and takes a plural form.

4. a period of about 29 and a half days that the moon takes to go through all its p

4.名詞B2
釋義

朔望月

月球盈虧一輪約29.5天

a period of about 29 and a half days that the moon takes to go through all its phases from one new moon to the next

例句

The farmers planted their crops according to the cycle of the moon.

農民依照月亮的週期種植作物。

cycle of the moon — collocation for period

In many cultures, a month is loosely based on one full cycle of the moon.

在許多文化中，一個月大致是根據一個完整的月球週期來計算。

同義詞
  • lunar month

    the precise astronomical term

  • month

    different length; a calendar month is not exactly one lunar cycle

文法句型

[number] + moon(s) — as a unit of time

用法筆記

This sense is mostly used in traditional contexts, calendars, and storytelling ('many moons ago'). In modern English, 'month' is far more common for the same length of time.

moon — 動詞