Bivacancy
(在原子外壳中的)双空位
🗣️ 情景例句
6:00 sharp, please.
请6点整叫我。
Will you please pick up your clothes from the floor?
能请你把地板上的衣服捡起来吗？
He was so shocked by this lack of equality and fairness that he formed an organization leading the Indians' struggle for equal rights.
不平等与不公正使他如此震惊，他因此创办了一个领导印度人为争取平等权利而斗争的组织。