Evacuation of vacuum tube
[电] 真空管的抽空法
🧩 词语组成解析
evacuation
[iˌvækju'eiʃən]
n. 撤空;撤离;撤退;疏散;
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];
🗣️ 情景例句
You must be joking.
你肯定是在看玩笑。
Does his film appeal to you?
你喜欢他的电影吗？
Visits to really remote villages are seldom enjoyable --
到真正偏僻的村庄去旅游并不是一件愉快的事情。