Dacryosinusitis
[医] 筛窦泪管炎
🗣️ 情景例句
and reading to them.
为他们朗读。
It slipped my mind.
我不留神忘了。
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，