Hcfc
n. 氢氯氟碳化物
🗣️ 情景例句
Unless in uniform, he doesn't look like a policeman.
除非穿上制服，要不他看起来不像警察。
I've got a pain in my head.
我的头痛。
But other suns, stars as the astronomers call them, are bound to have planets like our own,
但是，其他的太阳，即天文学家所说的恒星，肯定会有像我们地球一样的行星。