tready条约
treadn.步法;踏面;胎面花纹;鞋底v.踩;行走;践踏;(鸟类)交配
tread braking unit踏面制动单元
tread optimization螺纹优化
tread on the juice加快车等的速度
tread as upon eggsvi.如履薄冰(瞻前顾后;战战兢兢)
tread contour plate胎面样模
tread on one's toes
tread pattern noise花纹噪声
tread configuration胎面外层
tread pattern block花纹块
treadle contactless踏板接触器