新东方-柯林斯雅思备考词典

arc

英 [ɑːk]

[NOUN]

词汇频率：

NOUN. 名词

arcs
1. [C 可数名词] 弧线 , 弧线运动
An arc is a smoothly curving line or movement.
双语例句
例：
The helicopter made a slow arc, passing over the mound but not stopping.
这架直升飞机缓慢地兜了个弧线，飞过了那座小丘，并没有停下来。
2. [C 可数名词] 弧
In geometry, an arc is a part of the line that forms the outside of a circle.

新东方在线雅思考试热词