Fluorplastic
n. 氟塑料
🗣️ 情景例句
He made an impressive speech.
他发表了一篇感人的演讲。
If there were no clouds, we should not enjoy the sun.
吃得苦中苦，方知甜中甜。
Not yet.I must water the garden first.
还不能。我得先给花园浇水。