xiū chē / shī fu / yòng / chǐ tiáo qiān jīn dǐng / bǎ / qì chē / dǐ pán / chēng qǐ lái修车师傅用齿条千斤顶把汽车底盘撑起来。The mechanic used a rack-and-pinion jack to lift the car's chassis.