Ethylene
n. 乙烯\\n[化] 乙烯; 1,2-亚乙基
🗣️ 情景例句
I'm thinking of ordering 100 sets. But one problem-
我正考虑定购一百台，只是一个问题-
A rainbow appears.
彩虹出现了。
For a few hours, you settle back in a deep armchair to enjoy the flight.
几小时之内，你躺在扶手椅上，享受着旅途的欢乐。