Back contact
[电] 后部触点
🧩 词语组成解析
back
[bæk]
n. 背，背部;背面，反面;后面，后部;（椅子等的）靠背;
vt. 使后退;支持;加背书于;下赌注于;
vi. 后退;倒退;
adj. 背部的;后面的;以前的;拖欠的;
adv. 以前;向后地;
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
Thank you. In there?
谢谢 。在那里面吗？
The packing must be strong enough to withstand rough handing.
包装必须很坚固，能承受野蛮装卸。
It was not forced upon them by the survival competition; they could have caught and lived on prey without using poison, just as the thousands of non-poisonous snakes still do.
毒液不是生存竞争强加给它们的，它们也可以不用毒液捕捉动物而生存，就像今天成千上万的无毒蛇那样。