Mesiris
[医] 虹膜中层
🗣️ 情景例句
Marilyn and Richard and the baby need the space.
Marilyn和Richard还有婴儿需要空间。
Hello. Is Mrs.James in, please?
喂，请问詹姆斯太太在家吗？
Ethanol is more effective at a concentration of 50-70 percent;
乙醇的浓度为50％至70％时比较有效，