Paratoloid
结核菌素
🗣️ 情景例句
Some people look good wearing simple clothes, while others need to go all out in the fashion stakes.
一些人穿着简单看起来也不错，而另外一些人穿得时髦点才行。
I'm Edwin. I'll show you to your hotel.
我是爱德温，我带你去旅馆。
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，