B-battary
[电] B电池组
🗣️ 情景例句
One is as old as one's heart.
心多老人多老。
She's head over heels in love with him.
她深深地爱上了他。
At this time of the morning, the arcade was almost empty.
在早晨的这个时候，拱廊街上几乎空无一人。