| 释义 |
multiply ☞multiplyv. [′mʌltɪplaɪ] (multiplies; multiplied; multiplying)
双解释义 1. vt. & vi.增加 produce a large number of; make greater in number2. vt. & vi.繁殖 increase in number by procreation3. vt. & vi.乘 combine two numbers by adding one number to itself a certain number of times基本要点 1. multiply的基本意思是“增加”，主要指通过自然繁殖而增加数量，也指同类事物在数量上无限制的重复增加。用于数学，可表示“相乘”。2. multiply可用作及物动词，也可用作不及物动词。用作及物动词时，接名词或代词作宾语。3. multiply作“相乘”解时常与介词by连用。词汇搭配 ～+副词 ～ several-fold 增加好几倍 ～ alarmingly 令人惊恐地增加 ～ beneficially 有利地增加 ～ ceaselessly 不停地增加 ～ deliberately 审慎地增加 ～ enormously 大量增加 ～ mathematically 数学上增加 ～ rapidly 繁殖得很快～+介词 ～...by 以…乘 ～ five by three 以三乘五 ～ twice by itself 自乘二次句型例句 用作不及物动词 ▲ S+～(+A) Our chances of success multiplied. 我们成功的机会增加了。 Mistakes have been multiplying rapidly. 错误一直在快速增多。 Spending on military equipment has multiplied in the last five years. 过去5年中军事装备的开支大大增加。 Her anxieties multiplied until they could no longer be endured. 她的焦虑一直增加到不能再忍下去的程度。 Rabbits multiply rapidly. 兔子繁殖很快。 When animals have more food, they multiply faster. 当有更多的食物时，动物繁殖更快。 Can the boy multiply? 这男孩会做乘法吗?用作及物动词 ▲ S+～+n./pron. Please multiply five and three. 把5和3相乘。 If you multiply 3 and 7, the answer is 21. 3和7相乘等于21。 This multiplied his chances of success. 这样做增多了他成功的机会。 He was asked to multiply instances. 人们要他举出更多的例证。◇ 用于be ～ed结构 The food of the dog has been multiplied. 那狗的食物增多了。常用短语 ♣ multiply by (v.+prep.) 乘以 combine two numbers by adding one number to itself a certain number of times▲ multiply by sth Three multiplied by four makes twelve. 3乘以4得12。 Three multiplied by seven makes twenty-one. 3乘以7等于21。▲ multiply sth by sth Multiply the height by the width to determine the area. 长乘宽得面积。 ♣ multiply up (v.+adv.) 增加…数量 increase the amount of sth ▲ multiply sth ⇔ up ◇ 用于be ～ed结构 The costs have been multiplied up many times. 费用已增加了许多倍。词语辨异 ♣ multiply, breed, reproduce 参见reproduce条。 学习参考 1. 要注意乘数与被乘数的位置与翻译。例如： Six multiplied by five makes thirty. 6乘以5等于30/5乘6等于30。其中five是乘数， six是被乘数。2. multiply the earth的意思是“增加人口”“生儿育女”，而不是“添一把土”; multiply words的意思是“废话连篇”，而不是“插话”。 |