Methyl butene
[建] 甲基丁烯
🧩 词语组成解析
n. 甲基\\n[化] 甲基
n. [化]丁烯
🗣️ 情景例句
I'm starving, aren't you?
我饿了，你呢？
It doesn't happen every day.
这可不是天天都有的。
Now, dressed in a blue uniform and with a rifle over his shoulder, the prisoner marched boldly up and down in front of the camp.
现在他身穿蓝军装，肩扛步枪，在军营门前大胆地来回走看。