Circular arc
[机] 圆弧
🧩 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
Is it true that it's full of wonders there?
那里充满了奇异的景观，是真的吗？
Could you give her a message, please?
请问你能不能带个口信给她？
They lived by hunting and by gathering roots, nuts and wild fruits.
他们靠狩猎和采集根茎、坚果和野果为生。