Jordan curve
约当曲线（等于simple closed curve）
🧩 词语组成解析
jordan
[['dʒɔ:dn]]
n. 约旦, 约旦河, 尿壶
curve
[kɝv]
n. 弧线，曲线;曲线状物;弯曲物;[棒]曲线板;
vt. 使弯曲;使成曲线;使成弧形;
vi. 弯曲;弯成曲线，弯成弧形;沿曲线行进;
adj. 弯曲的;曲线形的;
🗣️ 情景例句
Do I have to remind you yet again?
还需要我再次提醒你吗？
A growing youth has a wolf in his belly.
青年成长时，食量大如狼。
After buying a new chain I was faced with the insurmountable task of putting the confusing jigsaw puzzle together again.
我买来一根新链条后，面临的就是如何把这些令人眼花缭乱的拼板重新组装起来。