Polar contact
[电] 极接点
🧩 词语组成解析
contact
['kɑntækt]
n. 接触;触点;[医]（传染病）接触人;门路;
vt. 使接触;与…联系;与…通讯（或通话）;
vi. 联系，接触;
con共同+tact接触→共同接触 → 接触；联系
🗣️ 情景例句
Yes, but Dr. Lee's schedule is full for today. How about 9:00 tonight?
可以，不过李医生今天的时间排满了。今晚9点好吗？
He who is ashamed of asking is ashamed of learning.
耻于问者耻于学。
It was important to carry out the work quickly, so an extra team of men were asked to work on the repairs one evening.
因为尽快投入修理工作显得十分重要，于是一天晚上加派了一支工作队来参加维修工作。