1
- a person or thing that prevents incompatible or antagonistic people or things from coming into contact with or harming each other起缓冲作用的人（或物）; 缓冲器, 减震器：
Family and friends can provide a buffer against stress.
家人和朋友可以帮你缓解压力。
1.1
buffers
Brit. a pair of shock-absorbing pistons projecting from a cross-beam at the end of a railway track or on the front and rear of a railway vehicle to reduce the effect of an impact〈英〉（铁轨末端横梁或铁路机车前后凸出的）活塞缓冲器, 活塞减震器。
2
- （亦作buffer solution）Chemistry a solution which resists changes in pH when acid or alkali is added to it. Buffers typically involve a weak acid or alkali together with one of its salts.【化】缓冲溶液, 缓冲剂。
3
- Computing a temporary memory area or queue used when transferring data between devices or programs operating at different speeds【计算机】缓冲存储区, 缓冲区。
with obj.
1
- lessen or moderate the impact of (something)缓冲, 减轻：
the massage helped to buffer the strain.
按摩有助于缓解过度紧张。
2
- treat with a chemical buffer用缓冲液处理：
add organic matter to buffer the resulting alkalinity.
加一些有机物来降低碱的浓度。
词源
mid 19th cent.: probably from obsolete buff (verb)， imitative of the sound of a blow to a soft body.
- Brit. informal an elderly man who is considered to be foolishly old-fashioned, unworldly, or incompetent〈英, 非正式〉因循守旧的老顽固, 不谙世故（或无能）的老者：
a distinguished old buffer.
一位有名的老顽固。
词源
mid 18th cent.: probably from obsolete buff （see BUFFER1）， or from dialect buff 'stutter， splutter'(possibly the same word). In late Middle English buffer had the sense 'stammerer'.