螺旋千斤顶

螺旋千斤頂

luóxuánqiānjīndǐng

noun

Measure Word

一个螺旋千斤顶 gè

Meanings

1 screw jack
2 mechanical jack using a threaded screw

Characters

catty (≈500g)

to push up; top

Examples

换轮胎时通常使用螺旋千斤顶。

Huàn lúntāi shí tōngcháng shǐyòng luóxuán qiānjīndǐng.

A screw jack is typically used when changing a tire.

螺旋千斤顶结构简单，操作方便。

Luóxuán qiānjīndǐng jiégòu jiǎndān, cāozuò fāngbiàn.

The screw jack has a simple structure and is easy to operate.

Tips

memory

千斤顶 literally means “thousand-jin lifter” (千斤 = 1000 jin, roughly 500kg; 顶 = to push up). Add 螺旋 (luóxuán, screw / helix) to specify the screw-type. Other types: 液压千斤顶 (hydraulic jack), 齿轮千斤顶 (rack-and-pinion jack).

Stroke Order

螺 luó

旋 xuán

千 qiān

斤 jīn

顶 dǐng