Back diode
[电] 反集极体
🧩 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;
diode
['daiəud]
n. 二极管;
🗣️ 情景例句
No, but I hope you will from now on.
是的，还没有。不过我希望从现在起就会有。
It's very annoying.
真烦人。
There were books, clothing and photographs, together with letters which the seaman had once received from his wife.
其中有书箱、衣服、照片以及水手收到的妻子的来信。