呼天抢地

hū tiān qiāng dì

(idiom) to cry out to heaven and knock one's head against the ground (as an expression of anguish)

呼

hū

variant of 呼[hu1]

天

tiān

day

抢

qiāng

(literary) to knock against (esp. to knock one's head on the ground in grief or rage)

地

dì

earth