Bidiagraph
[计] 有向偶图
🗣️ 情景例句
How did the accident happen?
事故是怎么发生的？
Yes,and I like the color too.It matches your hat.
是的，我也喜欢这颜色。和你的帽子很相配。
We regard them as unnecessary creatures that do more harm than good.
我们把昆虫当作害多益少的无用东西。