Nitrofluorene
[化] 硝基芴
🗣️ 情景例句
I feel uncomfortable about it.
我对此感到满别扭的。
You know the proverb, Smile and the world smiles with you, cry and you cry alone.
要知道有句格言“微笑，世界与你同欢乐；哭泣，你只能独自悲伤”。
Will you shut the door, please?
请你把门关上，好吗？