Labiodental sulci
[醫(yī)] 唇齒溝
?? 詞語組成解析
a. 唇齒音的\\nn. 唇齒音
[醫(yī)] 溝
??? 情景例句
It's Richard's film!
Richard的底片找到了
The U.S. will take one route, the Japan take other.
美國和日本采取不同的新路徑。
The woman was a visitor. She did not live in London. She lived in the country.
這老太太是位游客，不住在倫敦。