keep (someone or something) back

idiom

: to not allow (someone) to go near something

The police kept the spectators back.

US : to not allow (a student) to advance to the next grade level

—usually used as (be) kept back

Students who fail the exam may be kept back a year.

British : to require (a student) to stay at school after classes have ended

She was kept back for talking in class.

: to not allow (something) to appear or be known

He struggled to keep back his tears.

The government kept back some crucial information from the media.

单词	keep (someone or something) back
释义	keep (someone or something) back idiom 1 : to not allow (someone) to go near something The police kept the spectators back. 2 US : to not allow (a student) to advance to the next grade level —usually used as (be) kept back Students who fail the exam may be kept back a year. 3 British : to require (a student) to stay at school after classes have ended She was kept back for talking in class. 4 : to not allow (something) to appear or be known He struggled to keep back his tears. The government kept back some crucial information from the media.
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