Amelocemental junction
[医] 釉质牙骨质界
🧩 词语组成解析
junction
['dʒʌŋkʃən]
n. 连接，接合;会合点，接合点;（公路或铁路的）交叉路口;（电缆等的）主结点;
🗣️ 情景例句
autograph copies for the guests at the opening?
在展览开幕时为客人在书上亲笔签名呢
I know he will answer your question.
我知道他会回答我的问题。
The train was traveling at 120 miles an hour.
火车时速一百二十英里。