Back diffusion
[电] 逆扩散
🧩 词语组成解析
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[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;
🗣️ 情景例句
You didn't put film in the camera, silly!
笨蛋，摄影机里没有放胶卷。
A cat has nine lives.
猫有九条命。
I think we just had a misunderstanding about the plan, but I was very disappointed not to be going out.
我想我们只是对于外出计划有误解罢了，不过没能外出我很失望。