xiū / lǐ / qì / chē / shí / tā / yòng / liàn / qián / zi / nǐng / jǐn / le / lǜ / qīng / qì修理汽车时,他用链钳子拧紧了滤清器。While repairing the car, he used a chain wrench to tighten the filter.