Bbs
[计] 电子公告牌系统
🗣️ 情景例句
They want to work.
他们想工作。
May I borrow your book?
我能借你的书吗？
It has been found that certain bats emit squeaks and by receiving the echoes,
人们发现，某些蝙蝠能发出尖叫声，