upstairs

upstairs — adverb

1. toward or on the floor that is above the one where you are now, inside a buildin

1.副詞A2
釋義

toward or on the floor that is above the one where you are now, inside a building with more than one level.

例句

The children ran upstairs to brush their teeth before bed.

SVO pattern: run upstairs + infinitive of purpose

Naoko could hear someone playing piano upstairs in the neighbor's apartment.

passive perception: hear + [someone] + [verb]-ing + upstairs

同義詞
  • up the stairs

    more literal and directional; emphasises the staircase itself rather than the floor

  • on the upper floor

    more formal; focuses on location rather than direction

反義詞

文法句型

verb + upstairs

be + upstairs

常見錯誤

I went to the upstairs.
I went upstairs.
💡As an adverb, 'upstairs' does not take a preposition. Use the noun form ('the upstairs') only when it acts as a subject or object.

2. in a person's mind or relating to their intelligence — for example, saying someo

2.副詞C1
釋義

in a person's mind or relating to their intelligence — for example, saying someone is 'sharp upstairs' means they are clever, while 'not much upstairs' means they are not very bright.

例句

Amira is very sharp upstairs — she solved the whole crossword in under five minutes.

informal: [be] sharp upstairs = intelligent

The coach said his star player was strong upstairs and did not crack under pressure.

informal: [be] strong upstairs = mentally resilient

同義詞
  • mentally

    neutral register; standard in formal and academic contexts

  • intellectually

    formal; focuses on reasoning ability rather than general mental state

文法句型

[be] + adjective + upstairs

[have] + noun + upstairs

用法筆記

Informal. This sense is used in casual expressions about a person's mental or intellectual ability ('sharp upstairs,' 'not much upstairs,' 'slow upstairs'). It is not suitable for formal or academic writing.

常見錯誤

She is intelligent upstairs.
She is sharp upstairs.
💡The informal sense pairs with casual adjectives like 'sharp,' 'strong,' 'slow,' or 'not much'; using 'intelligent' sounds unnatural.

upstairs — noun

upstairs — adjective