千辛万苦

qiān xīn wàn kǔ

countless hardships

Character by character

千qiān
thousand

辛xīn
bitter

万wàn
ten-thousand

苦kǔ
hardship

他历尽千辛万苦，终于找到了失散多年的哥哥。

After endless hardship he finally found his long-lost brother.

Tone: neutral.

Usually 历尽／经过千辛万苦, or as an adverb: 千辛万苦地.

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