Back boundary cell
[电] 后膜光电管
🧩 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;
cell
[sel]
n. <生>细胞;小牢房;电池;<诗>墓穴;
vi. 住在牢房或小室中;
vt. 囚禁;
🗣️ 情景例句
Oh, I see. I've had lots of work to do in New York.
哦，原来如此。我在纽约也有好多工作要做。
No,that's not my book.
不，那不是我的书。
The two men quarrelled bitterly and it was clear that the argument could only be settled by a fight.
两个人争吵不休，显而易见，只有较量一番才能解决问题。