bolster

垫子英释中释na long firm pillow , usually shaped like a tube

支持中释v

1 bolster up,援助，支持

2 bolster plate,护索板；支承板；压床垫板

1 I'll bolster you up..我支持你。

2 More timbers are needed to bolster the roof of the mine..需要更多的木材支撑矿顶。

3 If you have a bolster or several pillows, place your lower back onto the support..如果你有一个支撑或者一些枕头，将你的下半身靠在这些支撑上。