Venn
[计] 文氏
🗣️ 情景例句
Anything can I help you with?
有我能帮忙的地方吗？
The agricultural region is centered largely in the north.
那里的农业区大部分集中在北部。
Long ago, people believed that the world was flat.
很久以前人们相信地球是平的。