心中有数 xīn zhōng yǒu shù
to know what's what; to have a clear idea of the situation
Literally: heart inside have number
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Origin
Descriptive; no single source story. Modern colloquial expression.
How to use it
Predicate; positive. Often 对……心中有数 / 我心中有数.
Example sentences
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- 你别担心，怎么做我心中有数。Nǐ bié dānxīn, zěnme zuò wǒ xīn zhōng yǒu shù.Don't worry, I know exactly what to do.you don't worry, how do I heart inside have number
- 考试以前，你对自己的水平要心中有数。Kǎoshì yǐqián, nǐ duì zìjǐ de shuǐpíng yào xīn zhōng yǒu shù.Before the exam, you should have a clear idea of your own level.exam before, you toward self (particle) level must heart inside have number
More chengyu about wisdom & judgement
- 三思而行sān sī ér xíngto think carefully before acting; look before you leap
- 入乡随俗rù xiāng suí súwhen in Rome, do as the Romans do
- 一目了然yī mù liǎo ránclear at a glance; obvious
- 因人而异yīn rén ér yìto vary from person to person
- 举一反三jǔ yī fǎn sānto infer the rest from one example; to learn by analogy
- 想方设法xiǎng fāng shè fǎto try every possible means; by hook or by crook
- 不可思议bù kě sī yìunbelievable; inconceivable
- 井底之蛙jǐng dǐ zhī wāa person of narrow outlook; someone who cannot see beyond their own small world