音标：['bʌfә] ；柯林斯词典等级：1 级；

n. 缓冲器, 缓冲区
vt. 缓冲
[计] 缓冲区, 缓冲器

n. (chemistry) an ionic compound that resists changes in its pH
n. (computer science) a part of RAM used for temporary storage of data that is waiting to be sent to a device; used to compensate for differences in the rate of flow of data between components of a computer system
n. a power tool used to buff surfaces
n. a cushion-like device that reduces shock due to an impact

词型变化：名词复数形式 : buffers ; 过去式 : buffered ; 过去分词 : buffered ; 现在分词 : buffering ; 第三人称单数 : buffers
考试类型：[GRE]

词性分布：

名词80%

动词20%

buffer的用法和样例：

例句

用作名词(n.)

The world's natural ecosystems act as a buffer.地球上的自然生态系统起着一种缓冲的作用。
Support from family and friends acts as a buffer against stress.家庭和朋友的支持有助于减缓压力。
Computers record in action in the buffer.计算机在缓冲器中记录信息。
He is a silly old buffer.他是个老糊涂。

常见句型

用作名词(n.)

Friends are excellent buffers in times of crisis.朋友是最好的缓解危机的人。
Buffers absorbed most of the shock.缓冲器使振动减少了许多。
A little money can be a useful buffer in time of need.在急需时，很少一点钱就能解燃眉之急。

用作动词(v.)

用作及物动词S+ ～+n./pron.

It is foolish to believe that romantic love will buffer you against life's hardships.认为浪漫的爱情可以使你躲开生活的艰辛是一种愚蠢的想法。

词汇搭配

buffer state缓冲国
buffer zone缓冲带,防护带,缓冲...
buffer management缓冲区管理
oil buffer油缓冲器,油压减震器...
buffer solution缓冲液
intermediate buffer中间缓冲器
buffer capacity缓冲能,缓冲病菌,缓...
buffer circuit缓冲电路
rubber buffer橡胶缓冲装置,缓冲橡...
buffer strip缓冲带
buffer stock缓冲寄存,调节性库存...
buffer computer缓冲型计算机...
air buffer空气缓冲器
buffer tank备用水箱,缓冲罐,缓...
buffer bag缓冲袋
buffer action减震作用,缓冲酌,缓...
hydraulic buffer液压缓冲器,液力缓冲...
buffer pool缓冲存储器
buffer stop止冲器
buffer memory缓冲存储器

经典引文

She has a tendency to answer questions for him as if he needed her as a buffer between himself and a hostile world.
出自：B. Trapido

【近义词】

cushion垫子
shock absorber减震器
bumper保险杠
barrier栅栏
shield盾
safeguard保卫者
defense防卫
defence防御
bulwark壁垒
defend防守
protect保护
protection保护
abrasive磨料
fender挡泥板
cowcatcher排障器
buffer storage缓冲存储器,缓冲存储装置...
buff浅黄色
buffer store缓冲存储器,缓冲积蓄器...
soften(使)变柔和
polisher磨亮的人
pilot飞行员
buffer zone缓冲带,防护带,缓冲区...

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