multiply
verb /ˈmʌltɪplaɪ/
/ˈmʌltɪplaɪ/
动词形式
| present simple I / you / we / they multiply | /ˈmʌltɪplaɪ/ /ˈmʌltɪplaɪ/ |
| he / she / it multiplies | /ˈmʌltɪplaɪz/ /ˈmʌltɪplaɪz/ |
| past simple multiplied | /ˈmʌltɪplaɪd/ /ˈmʌltɪplaɪd/ |
| past participle multiplied | /ˈmʌltɪplaɪd/ /ˈmʌltɪplaɪd/ |
| -ing form multiplying | /ˈmʌltɪplaɪɪŋ/ /ˈmʌltɪplaɪɪŋ/ |
- [intransitive, transitive] to add a number to itself a particular number of times
乘；乘以 - The children are already learning to multiply and divide.
孩子们已经开始学习乘法和除法了。 - multiply A by B 2 multiplied by 4 is/equals/makes 8 (= 2 × 4 = 8).
2 乘以 4 等于 8。 - Multiply the length by the width.
长度乘以宽度。 - multiply A and B (together) Multiply 2 and 6 together and you get 12.
2 和 6 相乘得 12。 - multiply something up If you are cooking for more people, just multiply up the quantities.
如果你给更多的人做饭，只要成倍加量即可。
Topics Maths and measurementb2- The results were multiplied by 1 000.
结果乘以1 000。 - Multiply these two figures together.
把这两个数字相乘。 - Your pension is a percentage of final salary multiplied by length of service.
你的养老金是最终工资的百分比乘以工龄。 - The momentum of an object is defined as its mass multiplied by its velocity.
物体的动量定义为质量乘以速度。
Collocations Dictionaryadverb- endlessly
- indefinitely
- greatly
- …
- by
- The children are already learning to multiply and divide.
- [intransitive, transitive] to increase or make something increase very much in number or amount
成倍增加；迅速增加 - Our problems have multiplied since last year.
自去年以来，我们的问题成倍增加。 - multiply something Cigarette smoking multiplies the risk of cancer.
抽烟会大大增加得癌症的风险。
Topics Change, cause and effectb2- The film was a great success, with screenings multiplying week by week.
这部电影获得了巨大的成功，放映次数一周比一周多。 - Just imagine all the problems we've been having, multiplied a thousandfold.
设想一下我们遇到的问题如果增加1,000 倍会怎样。 - Her bitterness was multiplied by his refusal to apologize.
她因他拒绝道歉而更加痛苦。
Collocations Dictionaryadverb- endlessly
- indefinitely
- greatly
- …
- by
- Our problems have multiplied since last year.
- [intransitive, transitive] (biology
生物 （使）繁殖，增殖 - Rabbits multiply rapidly.
兔子繁殖迅速。 - Protected reserves help tigers survive and multiply.
保护区帮助老虎生存和繁殖。 - microorganisms that multiply rapidly
繁殖迅速的微生物 - multiply something It is possible to multiply these bacteria in the laboratory.
在实验室里繁殖这些细菌是可以做到的。
Collocations Dictionaryadverb- endlessly
- indefinitely
- greatly
- …
- by
- Rabbits multiply rapidly.
词源Middle English: from Old French multiplier, from Latin multiplicare.