ruler
英
[ˈruːlə（r）]
美
[ˈruːlər]
n.
尺子;统治者;直尺;支配者
例句
This ruler has only one scale in centimetres.
这把尺子只有厘米刻度。
“I trust the ruler more than my feet.“ he answered.
“比起脚来，我更相信尺子。”他回答道。
I picked up a metal ruler on the counter and swung open the door.
于是我从柜台拿起一把铁尺，举在手里，推开了门。
