Dinitrate
二硝酸盐
🗣️ 情景例句
There must be some way to put my mind to good use.
总会有办法让我发挥才智。
As we sow, so shall we reap.
种瓜得瓜，种豆得豆。
He prepared the speech carefully and went to the wedding with Jenny.
他认真准备了讲稿，带着珍妮一道去参加了婚礼。