HSK 6
不成
bùchéng动形助
won't do; unable to; (at the end of a rhetorical question) can that be?
这样做不成我们再想办法。
Zhè yàng zuò bù chéng wǒ men zài xiǎng bàn fǎ.
If this does not work, we will think of another solution.
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Other HSK words sharing a character
Also free:
New in the HSK 3.0 word list at level 6.