Hydrofluoric
a. 氢氟酸的
🗣️ 情景例句
We had such a good time at the aquarium.
我们在水族馆玩得真开心。
Honey is sweet, but the bee stings.
蜜糖是甜的，但蜜蜂会螫人。
There are many stars in the sky.
天上有很多星星。