Std.
[医] 皮肤试验剂量
🗣️ 情景例句
Mm-hmm, hmm, uh-huh.
Mm-hmm,hmm,uh-huh。
According to the weather report, tomorrow Lost Angeles will be partly cloudy with occasional rain shower.
根据天气预报,洛杉矶明天将是阴天偶雨居多。
Our school covers 100 square meters.
我们学校占地面积平方米。