齿条千斤顶齒條千斤頂

chǐ tiáo qiān jīn dǐng

Meaning

rack and pinion jack

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Characters

齿chǐteeth; gears, cogs; age止凵人条tiáoclause, condition; string, stripe夂木千qiānthousand; many, numerous; very丿十斤jīna catty (about 500 grams); an axe; keen, shrewd厂下顶dǐngtop, summit, peak; to carry on the head丁页