Bidigraph
[计] 有向偶图
🗣️ 情景例句
Will it hurt?
会痛吗？
Living without an aim is like sailing without a compass.
生活没有目标，犹如航海没有罗盘。
'At ten to eight.I bought a paper and waited for the train.'
“7点50分。我买了张报纸，等着车来。”