Electron shell
电子壳层
🧩 词语组成解析
electron
[i'lektrɔn]
n. 电子;
shell
[ʃel]
n. （贝、卵、坚果等的）壳;外壳;炮弹;（人的）表面性格;
vt. 去壳，脱落;炮击;
vi. 剥皮;炮轰;
🗣️ 情景例句
Mrs. Montefiore from the Watermill Inn.
是Watermill Inn的Montefiore太太打来的电话。
Coach is $32.00.
二等票价32美元。
Sometimes we aren't able to get into every building because there are too many steps.
有时我们并不能进每栋楼房，是因为楼梯太多了。