Shell electron
[医] 壳层电子
🧩 词语组成解析
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;
electron
[i'lektrɔn]
n. 电子;
🗣️ 情景例句
and wrote to his wife Martha.
给他妻子Martha写信。
But it looks like that's out of the question.
但现在看起来不太可能。
Certainly!
当然可以。