"up" 的定义和意义

at or toward a higher level or position

to a higher intensity

to a later time

to a more central or a more northerly place

nearer to the speaker

to up

to increase, typically in levels, efforts, or intensity

准备好的

being or moving higher in position or greater in some value; being above a former position or level

准备好的

being out of bed, awake, and active

about

astir

准备好的

extending or moving toward a higher place

准备好的

getting higher or more vigorous

准备好的

used up

准备好的

(used of computers) operating properly

准备好的

ready for a particular task or event

准备好的

open

at a higher position

used to indicate a movement in a direction toward a higher point or place

Used to indicate a location further along a path

例子

His number's up this time.

The decision about the promotion is up in the air.

Their vacation plans are up in the air due to the unpredictable weather forecast.

The timeline for the construction project is up in the air due to unforeseen delays.

My neighbor is quite normal, always up early for a jog before work.

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