Arc of rotation
[机] 转动弧
🧩 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;
of
[əv]
prep. 关于;属于…的;由…制成;
aux. 助动词 [非标准用语、方言] =have [主用于虚拟语气];
🗣️ 情景例句
Try to think in English whenever possible.
尽可能用英文思维。
Love not at the first look.
切莫一见钟情。
In the life her thoughts were on lunch and a good rest;
她乘上电梯后，只想着午餐和好好休息一下。