Activating of butane
[机] 丁烷活性化, 丁烷的脱氢作用
🧩 词语组成解析
[计] 启动
of
[əv]
prep. 关于;属于…的;由…制成;
aux. 助动词 [非标准用语、方言] =have [主用于虚拟语气];
butane
[['bju:tein]]
n. 丁烷\\n[医] 丁烷
🗣️ 情景例句
She flunked her English examination.
她的英语考试失败了。
Where were you on Tuesday?
星期二你在哪里？
When he woke up, his hands and feet had already been tied together.
当他醒过来的时候，他的手脚已经被捆起来了。