Icosane
二十碳烷
🗣️ 情景例句
OK. I'll do as you say.
好的，照办。
No matter what the excuse, you must not be late.
不管有什么借口，你一定不要迟到。
Buried somewhere in deep grass there is a rusting lawn mower which I have promised to repair one day.
深草丛中的某个地方有一台正在生锈的割草机，那就是我曾答应某日要修理的割草机。