a number of

听听怎么读

英 [ə ˈnʌmbə ɔv]

美 [e ˈnʌmbɚ ʌv]

是什么意思

释义

许多的；一些；

学习怎么用

同近义词辨析

a number of, the number of

a number of许多,谓语动词用复数。

the number of …的数目,谓语动词用单数。The number of students is increasing.

双语例句

A number of questions came up at the meeting.
会议上提出了许多问题。
He met with many a setback in his lifetime.
他一生中遭到过许多挫折。
The company made a number of rules and regulations.
公司制定了若干条规章制度。
Chain is a business that has several outlets.
连锁是拥有若干分号的企业。

权威例句

Correlation Between Deoxyribonucleic Acid Excision-Repair and Life-Span in a Number of Mammalian Species
Benzynes, dehydroconjugated molecules, and the interaction of orbitals separated by a number of intervening sigma bonds
Mast cell growth factor maps near the steel locus on mouse chromosome 10 and is deleted in a number of steel alleles.
Ligandin: a hepatic protein which binds steroids, bilirubin, carcinogens and a number of exogenous organic anions.
14-3-3 Proteins: A Number of Functions for a Numbered Protein
AN AUDIO-VISUAL SYSTEM FOR SELECTIVELY VIEWING AND INTERACTING WITH PROGRAMS AND SERVICES FROM A NUMBER OF PROGRAM/SERVICE SOURCES
Different drugs arrest cells at a number of distinct stages in G2.
Two-wire bus-system comprising a clock wire and a data wire for interconnecting a number of stations
A simple saliency model predicts a number of motion popout phenomena.
Determining a number of automatic request retransmissions based on block size

a开头的单词