HSK 4
无法
wúfǎ动
unable to; incapable of
大雨让我们无法按时出发。
Dà yǔ ràng wǒ men wú fǎ àn shí chū fā.
The heavy rain made it impossible for us to leave on time.
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New in the HSK 3.0 word list at level 4.