Bef
abbr. 在…以前（before）
🗣️ 情景例句
Have you ever been to a buffet dinner?
你去吃过自助餐吗？
Where are you going?
你要去哪里？
Babies of two months old do not appear to be reluctant to enter the water.
两个月的婴儿并未显得不愿意入水。