Dimethylmethane
n. [化]二甲基甲烷,丙烷
🗣️ 情景例句
You do?
真的知道？
The flight number is ak708 on september 5th.
班机号码是9月5日ak708
Today, enough soundings are available to enable a relief map of the Atlantic to be drawn
现在已有足够的水深测量数据来绘制一张大西洋洋底地形图，