1
- a line or outline which gradually deviates from being straight for some or all of its length曲线, 弧线, 曲形轮廓：
the parapet wall sweeps down in a bold curve.
胸墙呈明显曲线往下伸展。
1.1
- a place where a road deviates from a straight path转弯, 弯道：
the vehicle rounded a curve.
车辆转过一个弯道。
1.2
curves
a curving contour of a woman's figure（女子身材的）曲线。
1.3
- a line on a graph (whether straight or curved) showing how one quantity varies with respect to another图表曲线（直或曲线, 表示量的变化情况）：
the population curve.
人口曲线。
1.4
- （亦作curve ball）Baseball a delivery in which the pitcher causes the ball to deviate from a straight path by imparting spin【棒球】曲线球。
- form or cause to form a curve（使）弯曲：
no obj. her mouth curved in a smile她嘴儿弯弯微笑了
as adj. curved birds with long curved bills有长弯喙的鸟
with obj. starting with arms outstretched, curve the body sideways.先伸展手臂, 再侧向曲体。
词源
late Middle English: from Latin curvare 'to bend', from curvus 'bent'. The noun dates from the late 17th cent.