bolster

名词 bolster:

1. a pillow that is often put across a bed underneath the regular pillows
   同义词：long pillow

动词 bolster:

1. support and strengthen
   同义词：bolster up
2. prop up with a pillow or bolster
3. add padding to
   同义词：pad

1. All attempts to bolster up colonialism are bound to fail.
   一切想维护殖民主义的企图都是注定要失败的。
2. There is a bolster across the head of the bed.
   床头上有一个长枕垫。
3. It bolstered my belief.
   这增强了我的信念。
4. They bolstered their morale by singing.
   他们以唱歌来鼓舞士气。

bol.ster

n.（名词）
A long, narrow pillow or cushion.
长枕，垫枕，靠垫：长而窄的枕头和软垫
v.tr.（及物动词）
bol.stered,bol.ster.ing,bol.sters
To support or prop up with or as if with a long, narrow pillow or cushion.
支撑：如用长枕靠垫支撑或支承
To buoy up:
鼓励：
例句：
Visitors bolstered the patient`s morale.
探访者鼓起了病人的信心

来源：
Middle English
中古英语
from Old English * see bhelgh-
源自 古英语 *参见 bhelgh-

【引伸】
bol.sterer
n.（名词）