Tolan
n. [化]二苯乙炔
🗣️ 情景例句
When will you be through with your homework?
你的家庭作业什么时候可以做完？
There is life in the old dog yet.
老当益壮。
He will be earning only half as much as he used to,
他将来挣的钱只有他现在的一半。