Be expert at...

在…方面是专家。

youdao

We feel deeply that it is a sign of weakness to "change out minds. " Competent scientists, however, must be expert at changing their minds.

我们深深地感到改变主意是一种弱点的表现，然而，有能力的科学家必须善于改变看法。

youdao

The development team that handles the model may be expert at writing DB2 COBOL programs, or EJB entity beans, or some other technology appropriate for storing and manipulating enterprise data.

处理模型的开发小组可以是开发DB 2 COBOL程序、EJB实体bean或适用于存储和操纵企业数据的其他技术的专家。

youdao

Gen Ys happen to be expert at ignoring traditional marketing so, if you want to be seen, the best way to start is by becoming invisible.

FORBES: Gen Y Secret Is Invisible!

His track record shows him to be an expert at putting this academic training to good use when it comes to his career.

FORBES: Will Arnold Schwarzenegger Be Able To Revive His Acting Career?

He might keep you from panicking during a financial crisis or from joining the stampede in a bull market, or might be an expert at tax or estate planning.

WSJ: The Intelligent Investor: New Ways to Weigh Your Adviser