| 释义 |
jack·knife·s 英'dʒæknaɪf美'dʒæknaɪf COCA¹⁴¹⁴³⁴
基本英英搭配近义反义例句
n.大型折合式刀¹¹;镰刀式跳水³⁹vt.使弯曲¹¹;用折刀切¹¹vi.屈身¹¹;折叠¹⁷过去分词jackknifed现在分词jackknifing三单jackknifes
Noun:
a large knife with one or more folding bladesa dive in which the diver bends to touch the ankles before straightening out
Verb:
dive into the water bending the body at the waist at a right angle, like a jackknifejackknife door折门jackknife landing position大摺刀落地姿势…jackknife sit-up两头翘flap jackknife dive坐式屈体跳水…jackknife action折叠动作
近义词 turn翻转skid打滑veer转向twist缠绕swerve突然转向swivel转换仪器clasp knife折刀
动词84%,名词16%
用作不及物动词The results show that the vehicle tends to rollover on the high friction-coefficient road, while the vehicle tends to yaw and jackknife on the low friction-coefficient road.结果表明，重型半挂车辆在附着系数较高的良好路面上容易发生侧倾失稳，而在附着系数较低的湿滑路面上则更容易发生横摆和折叠失稳。 |