弧 wu⁴ {hú}

arc

弧長〔-长〕 wu⁴ coeng⁴ {hú cháng}

arc length (the length of a curve segment)

弧度 wu⁴ dou⁶ {hú dù}

1. radian
2. arc
3. curve
4. curvature

弧光 wu⁴ gwong¹ {hú guāng}

arc light

弧形 wu⁴ jing⁴ {hú xíng}

1. curve
2. arc
3. arch

弧線〔-线〕 wu⁴ sin³ {hú xiàn}

arc

弧光燈〔--灯〕 wu⁴ gwong¹ dang¹ {hú guāng dēng}

arc lamp

弧線長〔-线长〕 wu⁴ sin³ coeng⁴ {hú xiàn cháng}

1. arc length
2. length of a curve segment

弧長參數〔-长参数〕 wu⁴ coeng⁴ caam¹ sou³ {hú cháng cān shù}

parametrization by arc length (of a space curve)