bolster

bolster1
[ˈbəʊlstə]
noun
(亦作 bolster pillow)
  1. a long, thick pillow that is placed under other pillows for support
    长枕垫
    ■a part on a vehicle or tool providing structural support or reducing friction
    （车，工具的）垫子，承梁（用来减少摩擦或支撑）
    ■(Building)a short timber cap over a post designed to increase the bearing of the beams it supports
    (建筑)托木
verb
[with obj.]
  1. support or strengthen prop up
    支持；加强；支撑
    the fall in interest rates is starting to bolster confidence.
    利率的下调增强了人们的信心。
    he wished to bolster up his theories with hard data.
    他希望用充分的数据来支撑他的理论。
    ■provide (a seat) with padded support
    给（座位）加软垫
    [as adj. bolstered]I snuggled down into the heavily bolstered seat.
    我蜷缩在衬垫厚实的座位上。
派生
bolsterer
noun
语源
  1. Old English 　(in the sense 'long, thick pillow'), of Germanic origin; related to Dutch bolster and German Polster
bolster2
[ˈbəʊlstə]
noun
  1. a heavy chisel used for cutting bricks
    凿刀（削砖用）
语源
  1. early 20th cent.: of unknown origin
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