Ethrel
[化] 乙烯利
🗣️ 情景例句
Some people are afraid of flying, which limits their options when traveling.
一些人十分害怕坐飞机，这也就限制了他们旅行时的选择了。
Learn to walk before you run.
循序渐进。
If it is not, and you are likely to get seasick, no form of transport could be worse.
如果大海肆虐起来，你就可能晕船，那种难受劲儿是任何一种别的旅行的方式都不会带来的。