Antifreezing hydrant
[机] 防冻龙头
🧩 词语组成解析
hydrant
['haidrənt]
n. 给水栓，消防龙头;
🗣️ 情景例句
Let's see. Four desks.
我来看看。四张桌子。
I'm going to wear my blue suit.Is that all right?
我想穿我蓝色的西装，那合适吗？
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，