yǎo yá qiè chǐ
gnashing one's teeth (idiom); displaying extreme anger
fuming with rage between gritted teeth
qiè chǐ
to gnash one's teeth (in anger)
qiè chǐ fǔ xīn
to detest sth or sb to the utmost extreme (idiom)
āi kū qiè chǐ
weeping and gnashing one's teeth (idiom)
nù mù qiè chǐ
to gnash one's teeth in anger