Dinitrohydroxyazo
二硝基羟偶氮
🗣️ 情景例句
Susan Stewart's office.
Susan Stewart办公室。
I don't know how to work the machine.
我不懂得怎样使这部机器运转。
It just took us a long time to get over the rocks.
我们花了很长时间才爬过岩石。