Malonurea
丙二酰脲, 巴比土酸
🗣️ 情景例句
The airport rescheduled a flight.
机场改变了航班时间。
They who cannot do as they would,must do as they can.
不能如愿而行，也须尽力而为。
There it is!It's in front of your!
那不是么！ 就在你眼前。