Perimeter arc
[医] 视野计弧
🧩 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
Oh. Hi, gang.
噢。嗨 ，你们好。
Better a little fire to warm us, than a great one to burn us.
适量的火好取暖，熊熊烈火能焚身。
I asked him what it was and he told me that it was Medusa, the Gorgon.
我问他那是什么？他告诉我那是蛇发女怪美杜莎。