Venn
[计] 文氏
🗣️ 情景例句
Never know what?
说不定什么？
The agricultural region is centered largely in the north.
那里的农业区大部分集中在北部。
He could make out three men in a basket under it and one of them was holding a pair of binoculars.
他看清了气球下面有3个人呆在一只筐里，其中一个举着望远镜。