frontonn.回力球场;回力球的墨西哥名字
frontn.正面;前面;前线;【气象学】锋vt.朝向;面对;对付vi.面朝;掩护adj.前面的
front-end angle ring前端角铁
front axle tie rod end前桥横拉杆末端
front-seat passenger前座乘客
Front wheel 'alignment抗弯性能
frontogenetic function锋生作用
front connected switch前面接线开关
front extreme position前心位置
front pump driven gear前泵从动齿轮
Front windshield glass前风挡玻璃
Front passenger airbag乘客前气袋