Protectant
n. 保护剂
🗣️ 情景例句
No, you needn't do that.
不行呀，你不必这样。
Turn down the radio please.
请放低音量。
The group of girls all moved on and had a good drink of tea together, from a modern thermos!
这一群女孩一块儿去享受了一番茶水。她们用得是现代的热水瓶！