Odontolithiasis
[医] 牙垢症
🗣️ 情景例句
About what?
关于什么
The wise man's tongue is a shield, not a sword.
智者之言，是保卫而非攻击。
The computer will still be unable to predict whether Princeton,New Jersey, will have sun or rain on a day one month away.
计算机无法推断出1个月以后的某一天，新泽西州的普林斯顿究竟是晴天还是雨天。