词典
例句
en
de
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简体中文
to ask for
to be a bearer of bad news
to be a bearer of good news
to be afraid not to be able to help
to be all attention
to be an authority on
to be awfully sorry
to be behind someone
to be bent on do something
to be bent on doing something
to be beside oneself
参考
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Wikipedia
Wiktionary
EN↔CN 海词
DE↔EN Linguee
EN→DE Collins
DE↔EN LEO
DE↔EN Langenscheidt
DE↔EN PONS
DE↔EN Beolingus
DE↔EN dict.cc
to be an authority on
➞
to be an authority on
Definitions
[1] ein Fachmann sein
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zh-CN
简体中文
de
Deutsch
en
English
to be an authority on