Peridental anesthesia
[医] 牙周麻醉
🧩 词语组成解析
a. 牙齿周围的, 齿根膜的
anesthesia
[ˌænis'θi:ziə]
n. 感觉缺失，麻木;麻醉;
🗣️ 情景例句
Please stay where you are, we'll have a patrol car there in two minutes.
请您呆在原地，两分钟之内我们派巡逻车过来。
We couldn't help the accident.
我们未能防止事故发生。
Jim, how long have you been at this school?
吉姆，你到这学校有多么时间了？