Peridontal anesthesia
[医] 牙周麻醉
🧩 词语组成解析
[医] 牙周的, 牙周膜的
anesthesia
[ˌænis'θi:ziə]
n. 感觉缺失，麻木;麻醉;
🗣️ 情景例句
You have been working on this for some time, Richard.
你从事这工作已有一段时间了， Richard。
He must have been an outstanding student.
他一定是个优秀学生。
I have a lot in common with my sister.
我和我姐姐有很多相同之处。