bolsters
A bolster is a firm pillow shaped like a long tube which is sometimes put across a bed instead of pillows, or under the ordinary pillows.
bolsters , bolstering , bolstered
If you bolster something such as someone's confidence or courage, you increase it.
boost
Hopes of an early cut in interest rates bolstered confidence.
提前降低利率的希望增强了信心。
If someone tries to bolster their position in a situation, they try to strengthen it.
The country is free to adopt policies to bolster its economy.
这个国家可自由采取措施来巩固经济。