Self confidence, be knowledgeable about your work.

自信，对自己的工作内行。

youdao

Your job is to be knowledgeable about the company for which you're interviewing.

你的任务是对参加面试的单位有充分了解。

youdao

Be knowledgeable about all hotel facilities in order to promote and sell them to guests.

熟知酒店所有设施，以便向客人进行推销。

youdao

The more affluent, younger consumers (half the population is under 20) tend to be knowledgeable about foreign brands but intensely proud of their own culture, says Mr Nwosu.

ECONOMIST: Advertising in Africa

Likewise, line monitors need to be knowledgeable about the event.

FORBES: Professional Line Talkers And Flash Mobs Coming Soon To A Queue Near You

More than once his contacts through diplomatic work turned out to be especially knowledgeable about fish.

ECONOMIST: Obituary in brief