Fluobenzene
氟(代)苯
🗣️ 情景例句
I can't face him after what I've done.
从那以后我无颜面对他。
My book has a dark blue cover.
我的书有一个深蓝色的封面。
Visitors have been asked to keep the woods clean and tidy.
游客已被告知要保持树林的整洁。