He was holding out a telephone receiver, looking concerned.

他正拿着听筒，显得非常不安。

youdao

The students who held a fixed mind-set, however, were concerned about looking smart with less regard for learning.

然而，持有固定思维模式的学生却关心看起来是否聪明，而不太注重学习过程本身。

youdao

If you are concerned about your career, you'll be more concerned with looking professional than looking cute or trendy.

如果你关心自己的事业，你就要多花点心思让自己看起来更职业，而不是可爱或新潮。

youdao

Project Green Search is looking for young women who are also concerned about the environment, animal welfare,fair trade and human rights.

VOA: special.2009.11.06

It features a female physician looking as concerned as Rosehill's son did.

CNN: For better or worse

Is that something the U.S. or the President is concerned about looking forward?

WHITEHOUSE: The White House

Every year, his school trains about 40 UAW members who are looking to diversify or are concerned about losing their jobs.

NPR: UAW Sets Sights on Other Industries