noun🔗Share弧，弧形。 That part of a circle which a heavenly body appears to pass through as it moves above and below the horizon."The moon's arc across the sky was spectacular last night. "昨晚月亮在天空中划过的弧线非常壮观。astronomyspacemathscienceChat with AIVocabulary GamePractice Reading
noun🔗Share弧，弧形. A continuous part of the circumference of a circle (circular arc) or of another curve."The Ferris wheel's arc reached high above the crowd. "摩天轮的弧形高耸入云，远高于人群之上。mathpartfigureChat with AIVocabulary GamePractice Reading
noun🔗Share弧形，弧线 A curve, in general."The rollercoaster's arc took riders high above the ground. "过山车的弧形轨道将乘客带到了高空。mathphysicsastronomypartstructurefigureChat with AIVocabulary GamePractice Reading
noun🔗Share弧形，弧线 A band contained within parallel curves, or something of that shape."The stained-glass window depicted a colorful arc of the rainbow. "彩色玻璃窗描绘了一道色彩斑斓的彩虹弧。mathappearancearchitectureChat with AIVocabulary GamePractice Reading
noun🔗Share电弧，弧光。 (electrics) A flow of current across an insulating medium; especially a hot, luminous discharge between either two electrodes or as lightning."A sudden arc of electricity jumped between the metal doorknob and the woman's finger as she touched it. "当那个女人碰到金属门把手时，一道电弧突然在她手指和门把手之间跳跃。electronicsphysicsenergytechnologyelectricscienceChat with AIVocabulary GamePractice Reading
noun🔗Share剧情线，情节线。 A story arc."The main arc of the school play tells the story of a student overcoming their fear of public speaking. "这部校园戏剧的主要剧情线讲述了一个学生克服当众演讲恐惧的故事。storyentertainmentmedialiteratureChat with AIVocabulary GamePractice Reading
noun🔗Share弧，弧线 A continuous mapping from a real interval (typically [0, 1]) into a space."The animation showed the arc of the ball as it traveled through the air. "动画展示了球在空中划过的弧线轨迹。mathspaceChat with AIVocabulary GamePractice Reading
noun🔗Share弧, 弧线。 A directed edge."The arc from history class to lunch break was the longest part of my day. "从历史课到午休的这段时间，就像一段漫长的弧线，是我一天中最难熬的部分。computingtechnicalmathlogicinternetsystemstructureChat with AIVocabulary GamePractice Reading
noun🔗Share三分线，弧线。 The three-point line."The basketball player shot the ball from beyond the arc, scoring three points. "这位篮球运动员在三分线外投篮，得了三分。sportareaChat with AIVocabulary GamePractice Reading
noun🔗Share弧光灯 An arclight."The school auditorium was lit by powerful arclights. "学校礼堂里亮着强劲的弧光灯。technologyenergydeviceelectricChat with AIVocabulary GamePractice Reading
verb🔗Share呈弧线运动，成弧形。 To move following a curved path."The airplane expertly arc'd over the mountain range. "那架飞机熟练地划出一道弧线，飞越了山脉。actionwayphysicsmathspaceChat with AIVocabulary GamePractice Reading
verb🔗Share弯成弧形, 呈弧形 To shape into an arc; to hold in the form of an arc."The gardener carefully arced the branches of the rose bush, creating a beautiful, symmetrical shape. "园丁小心地把玫瑰枝条弯成弧形，创造出一个美丽对称的造型。architectureartappearanceChat with AIVocabulary GamePractice Reading
verb🔗Share形成电弧, 起弧。 To form an electrical arc."The faulty wiring in the classroom arc'ed, causing a brief but intense flash of light. "教室里老化的电线短路起弧，导致一道短暂而强烈的闪光。energytechnologyphysicselectricChat with AIVocabulary GamePractice Reading
