Definition
To be skilled or proficient at doing something.
擅长或精通于某事。
She has a good line in handling complex client relationships.
她擅长处理复杂的客户关系。
The chef has a nice line in making delicate French pastries.
这位厨师擅长制作精致的法式糕点。
He has a good line in jokes that always make everyone laugh.
他擅长讲笑话，总能让大家开怀大笑。