搜尋結果
arc
- IPA[ɑːk]
英式
- a part of a curve, especially a part of the circumference of a circle;a shape or structure resembling an arc
- move with a curving trajectory;form an electric arc
verb: arc, 3rd person present: arcs, gerund or present participle: arcing, past tense: arced, past participle: arced
noun: arc, plural noun: arcs
- 釋義
名詞
- 1. a part of a curve, especially a part of the circumference of a circle the point where a tangential line touches the arc of a circle
- ▪ a shape or structure resembling an arc the huge arc of the sky
- ▪ a curving trajectory he swung his torch in a wide arc
- ▪ indicating the inverse of a trigonometrical function.
- 2. a luminous electrical discharge between two electrodes or other points modern welding generators are designed so that there is a high voltage for striking the arc
- 3. (in a novel, play, or film) the development or resolution of the narrative or principal theme his transformation provides the emotional arc of the story
動詞
- 1. move with a curving trajectory the ball arced across the room
- 2. form an electric arc the outage was caused by a bad switch that arced I have no idea whether they touched the power lines or arced