1. 曲线，弧线，曲面，弯面
2.【美】=curve ball（投向击球员的）曲线球
v.[T,I]
（使）沿曲线运动；呈曲线形 词形变化
- 形容词 curvy
- 名称 curvedness
- 时态 curved，curving，curves
- 这些动词都含“弯、弯曲”之意。
curve指变成曲线或弧线状的动作或状态。
bend普通用词，指把某物变成曲线或角形。用于人时，指头部或身躯弯下。
bow指把头部或上身弯向前方的动作，也指社交中的礼节性动作。
crook指不规则的弯曲，也指按照规则或模型弯曲某物。
twist指通过转动、拧或扭使某物成弯曲状。
- form an arch or curve
- form a curl, curve, or kink
- the property possessed by the curving of a line or surface
- a line on a graph representing data
- curved segment (of a road or river or railroad track etc.)
- bend or cause to bend
- extend in curves and turns
- turn sharply; change direction abruptly
- a pitch of a baseball that is thrown with spin so that its path curves as it approach the batter
- the trace of a point whose direction of motion changes