倍: Ⅰ名词(跟原数相同的量) times 短语和例子五倍 five times; 百倍 hundredfold; 该厂产量成倍增长。 the output of the factory has doubled and redoubled. 十是五的两倍。 ten is twice as much as five.Ⅱ形容词(加倍) double; twice as much 短语
减: Ⅰ动词1.(由原有数量中去掉一部分) subtract 短语和例子九减四得五。 nine minus four is five.; four from nine is five.; subtract four from nine and you have five.2.(降低; 衰退) reduce; decrease; cut 短语和例子工作热情有增无减 work wit