Methylmethane
[医] 乙烷
🗣️ 情景例句
Happiness is a personal choice.
快乐是个人的选择。
Don't take any notice of what he says-he's pulling your leg.
别理睬他，他在跟你开玩笑。
In 1892 the age of mass arrivals began, during which 15 million new people passed through Ellis Island into the USA over a period of 62 years.
1892年开始了一个国外移民大量涌入的年代，在随后的62年中，有1，500万新来的人通过埃利斯岛进入美国。