Concave polygon
n. 凹多边形
🧩 词语组成解析
concave
['kɔn'keiv]
n. 凹面，成凹形;
adj. 凹的;
vt. 使成凹形;
polygon
['pɔligən]
n. 多边形，多角形;龟裂状;
🗣️ 情景例句
I'll make new friends wherever we are as long as we're together.
只要我们能在一起， 无论在哪儿我都能交到新朋友。
The rage of a wild boar is able to spoil more than one wood.
野猪一怒毁树多。
He made his way through the forest.
他设法穿过了森林。