First molar
[医] 第一磨牙
🧩 词语组成解析
first
[fɝst]
n. 第一，最初;头等;一号，;[乐]高音部;
adv. 最早，最初;首次;宁愿;优先;
adj. 第一流的;最初的，最早的;基本的，概要的;高音的;
num. 第一;
molar
['məulə]
adj. 磨碎的;臼齿的;质量的;摩尔的;
n. 臼齿，磨牙;
🗣️ 情景例句
I'd like to check this book out.
我想借这本书。
I have been selected as this year's recipient of the Award for Outstanding Performance.
我成为了今年的杰出表现奖的获奖人。
In this way, he has begun his own private 'telephone' service.
就这样，他开始自己的私人“电话”业务。