曲线

qū xiàn

CL 条 tiáo 段 duàn

HSK 3.0 Level 7 Noun Uncommon

Definitions

1. curve
2. curved line
3. indirect
4. in a roundabout way

Word relationships

Antonyms

1 item

• 直线 zhí xiàn 直线 zhí xiàn straight line 与曲线相反的直的不弯曲的线: straight line

Related words

2 items

• 折线 zhé xiàn 折线 zhé xiàn broken line (continuous figure made up of straight line segments) 由线段组成的线，与曲线相对: broken line (continuous figure made up of straight line segments)
• 线条 xiàn tiáo 线条 xiàn tiáo line (in drawing, calligraphy etc) 包括曲线和直线等的统称: line (in drawing, calligraphy etc)

Synonyms

1 item

• 弯曲 wān qū 弯曲 wān qū to bend 指线条不直的状态: to bend

Usage notes

Collocations

Commonly paired with 函数 (function) in math: 曲线函数 (curve function), or used metaphorically: 人生曲线 (life's curve).

Common mistakes

Do not confuse 曲线 (physical or metaphorical curve) with 曲面 (curved surface).

Example Sentences

1 shown

这条 曲线 很平滑。

This curve is very smooth.

AI-generated examples are marked with this icon.

Words Containing 曲线

• 三次曲线 三次曲线 sān cì qū xiàn: cubic curve (geometry)
• 二次曲线 二次曲线 èr cì qū xiàn: quadratic curve (geometry)
• 代数曲线 代数曲线 dài shù qū xiàn: algebraic curve
• 圆锥曲线 圆锥曲线 yuán zhuī qū xiàn: conic section
• 平面曲线 平面曲线 píng miàn qū xiàn: (math.) plane curve
• 曲线图 曲线图 qū xiàn tú: line graph
• 曲线拟合 曲线拟合 qū xiàn nǐ hé: curve fitting
• 曲线救国 曲线救国 qū xiàn jiù guó: (of sb who ostensibly collaborated with the Japanese during the Sino-Japanese war of 1937-1945) to secretly work for the Nationalists or against the Communists
• 曲线论 曲线论 qū xiàn lùn: the theory of curves
• 曲线锯 曲线锯 qū xiàn ju: jigsaw
• 椭圆曲线 椭圆曲线 tuǒ yuán qū xiàn: (math.) elliptic curve
• 衰变曲线 衰变曲线 shuāi biàn qū xiàn: decay curves
• 双曲线 双曲线 shuāng qū xiàn: hyperbola
• 双曲线正弦 双曲线正弦 shuāng qū xiàn zhèng xián: hyperbolic sine or sinh (math.)

Child Words of 曲线

• 曲 曲 qū: bent
• 曲 曲 qǔ: tune
• 线 线 xiàn: thread