Arc length
[计] 弧长
🧩 词语组成解析
arc
[ɑ:k]
n. 综合症状;弧（度）;天穹;电弧，弧光。;
vi. 形成拱状物;循弧线行进;
abbr. American Red Cross. 美国红十字会;
🗣️ 情景例句
Yes. Have you got any seats left on the 10th at 7:30 a.m. to HongKong?
是的。你们还有10号早上7点半去香港的机票吗？
True love never grows old.
真爱永不老。
The worst thing about the do-it-yourself game is that sometimes even men live under the delusion that they can do anything, even when they have repeatedly been proved wrong.
自己动手的例子中最糟糕的是，有时甚至是男人尽管接连失败却还误以为自己什么都行，