Arcus branchialis
[醫(yī)] 鰓弓
?? 詞語組成解析
[醫(yī)] 弓
??? 情景例句
What did I forget?
我忘記什么？
Old birds are not caught with new nests.
新巢捉不到老鳥。
What are you doing?
你在干什么？