Chlorodifluormethane
[机] 氯二氟甲烷
🗣️ 情景例句
are going to have a wonderful, romantic weekend!
将度过一个美妙浪漫的周末！
Without practice, hopes will be reduced to zero.
没有实践，希望会化为乌有。
New Zealand is an impotant agricultural country with a small population. In size it is bigger than Guangdong Province, yet has a much smaller population.
新西兰是一个人口很少的重要的农业国。新西兰的面积比广东省大，但人口却少得多。