电动: motor-driven; power-driven; power-operated◇电动摆 motor pendulum; 电动扳手 electric wrench; 电动泵 motor-driven [electric] pump; 电动车 electric [electrically operated] motor car; electric power cart;
恒: Ⅰ形容词1.(永久; 持久) permanent; lasting 短语和例子永恒 eternal; everlasting2.(平常; 经常) usual; common; constant 短语和例子恒言 common sayingⅡ名词1.(恒心) perseverance 短语和例子持之以恒 persevere in (doing sth.)2.(姓氏) a sur