Simple closed curve
[数]简单闭曲线(指不自交的一条闭曲线,亦作Jordan curve)
🧩 词语组成解析
closed
[klozd]
adj. 关闭着的，封闭着的;密闭着的，保密的;<美>准备好了的，定了契约的;
v. “close”的过去式和过去分词;
clos=close关闭+ed已...的→关闭了的
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
The area of industry you wanted to get into is already at saturation point.
你想进入的待业已经达到饱和点了。
There's TV coverage of the NBA tournament.
有个NBA联赛的电视报道。
Yes. You should never keep fish in a small round bowl.
错不了。你绝不能把鱼养在一个小圆缸里。