Fluor
n. [矿]氟石
✅ 同义词
🗣️ 情景例句
If you go camping, at night you'll hear all the nocturnal animals.
如果你去野营，晚上可以听到动物的夜歌。
I stayed up until 2:00 in the morning.
我熬夜直到凌晨2点。
We know instinctively, just as beekeepers with their bees,
我们本能地懂得，就像养蜂人和他的蜜蜂那样，