Electronic subshell
[化] 电子支壳层
🧩 词语组成解析
n. 支壳层
🗣️ 情景例句
Why are you in such a good mood?
为什么你的心情那么好？
We never know the worth of water till the well is dry.
井干方知水可贵。
Are you holding the ladder, Jim?
你扶住了梯子吗，吉姆？