HSK 5
无奈
wúnài动连
to have no alternative; frustrated; exasperated; helpless
无奈之下他只好重新来。
Wú nài zhī xià tā zhǐ hǎo chóng xīn lái.
With no other choice, he had to start again.
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New in the HSK 3.0 word list at level 5.