Punch-through voltage
[电] 冲穿电压
🧩 词语组成解析
punch
[pʌn(t)ʃ]
vt. 用拳猛击;打孔;（用压穿器）穿孔，冲孔;用肘推;
n. 冲压机，冲床;打洞器;钻孔机;剪票铗;
vi. 用拳猛击;
punch=punct的变体,“点，变尖”→使变尖，朝着一点击打 → vt.用拳猛击 n.拳打
through
[θru]
prep. 通过，穿过;经由;透过;凭借;
adv. 从头到尾;彻底;自始至终;
adj. （电话）接通;通话完毕;有洞的;直达的;
🗣️ 情景例句
How much does a return ticket cost?
返程票多少钱？
That which was bitter to endure may be sweet to remember.
苦楚往日难忍受，记起也许甜心头。
What's that? asked Lucy. She pointed at a strange thing with three legs and a strange top. It was made of metal.
“那是什么？”露西说。露西指着一个有三条腿和一个奇怪的顶部的怪怪的东西问。是用金属造的。