by the metre按米计
by the hour按小时计
Staff are paid by the hour.向员工支付的是时薪。
Eggs are sold by the dozen.鸡蛋按打卖。
英汉双解词典包含368430条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。