Pentenyl
戊烯基, 2-戊烯基
🗣️ 情景例句
Are you through with your work?
你工作做完了吗？
He who does not rise early never does a good day's work.
起身不早，一天的工作难做好。
He told me not to bring you anything.
他吩咐我不要给你带什么东西。