Acylal
缩羰(基)酯
🗣️ 情景例句
My mother would take us everywhere, too.
我妈妈也是带我们各处走。
Take time while time is, for time will be away.
有时间要加以利用，因为时间是要消逝的。
Come on! shouted everyone, very loudly.
“快！快呀！”每一个人都大声地喊。