善于

be good at

1. 她善于理财。
   She is wise in money matters.
2. 这个小女孩不太善于做加法。
   The little girl is not very clever at addition.
3. 他不善于拼写。
   He is poor at spelling.
4. 我善于品尝好酒。
   I have a good palate for fine wine.
5. 这名士兵善于吹笛子。
   The soldier was good at playing fife.

于的英语翻译：