Cyclopropene
环丙烯
🗣️ 情景例句
Is the weather always like this?
这儿的天气总是这样吗？
It is harder to marry a daughter well than to bring her up well.
养女容易嫁女难。
Then see which plants grow higher, measure them with a ruler and write down your results.
过后看看哪种西红柿长得比较高，用尺子量量并记录下你的实验结果。