拆台

nǐ duì tā yǒu yì jiàn kě yǐ tí chū lai ér bù yīng gāi chāi tái

你对他有意见，可以提出来，而不应该拆台。

If you have something to say about him you can say it, but you shouldn't undermine him.

gōng zuò yào hù xiāng zhī chí bù yào hù xiāng chāi tái

工作要互相支持，不要互相拆台。

We should help and not hinder each other in our work.

bǐ cǐ chāi tái

彼此拆台

counteract each other's efforts

tā yī yǒu jī huì jiù chāi tái

她一有机会就拆台。

She tried to undermine his authority at every opportunity.

nǐ yī dìng yào lái kě bié chāi tái

你一定要来，可别拆台。

Be sure to come. Don't let me down.

zāo yù gòng tóng wēi xié shí tā men bù shì xié tiáo hé zuò ér shì hù xiāng chāi tái

遭遇共同威胁时，它们不是协调合作，而是互相拆台。

Instead of collaborating in the face of a common risk, they run the danger of tearing each other down.