Glaunine
羥基三甲氧基二苯并喹啉酮
??? 情景例句
The evening newspaper is cheaper than the morning paper.
晚報比早報要便宜。
You may rest assured that the shipment will be duly delivered.
你們盡可放心，我們會按時交貨的。
OK. When?
行啊。什么時候？