work at
US /wɜːrk æt/
UK /wɜːrk æt/
1.
努力做, 致力於
to make an effort to achieve or improve something
:
•
You need to work at your communication skills.
你需要努力提高你的溝通技巧。
•
They've been working at this problem for hours.
他們已經努力解決這個問題好幾個小時了。
努力做, 致力於
to make an effort to achieve or improve something