vt.使发怒；使烦恼
Acerb wet verrucous infection is very fast! 尖锐湿疣感染很快！
What is acerb wet verrucous earlier symptom? 尖锐湿疣初期症状是什么？
To this, 9 cities interior feels naturally " acerb " . 对此，九城内部自然深感“酸涩”。
We write acerb negativity which is fun to write and read. 我们在反面的评论中提高自己的名声，取悦读者。
Some sitting implement blow resembles when sailing upstream acerb chirp sound. 有的坐便器上水时就像吹响了尖锐的哨音。
However this is not acerb, the contradiction that cannot coordinate. 然而这并不是尖锐的、不可协调的矛盾。
vt.加重(使 ... 恶化；激怒)
