n.大型折合式刀；鐮刀式跳水

vt.使彎曲；用折刀切

vi.屈身；折疊

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. 結(jié)果表明，重型半掛車輛在附著系數(shù)較高的良好路面上容易發(fā)生側(cè)傾失穩(wěn)，而在附著系數(shù)較低的濕滑路面上則更容易發(fā)生橫擺和折疊失穩(wěn)。