Backrest
n. 靠背
✅ 同义词
📖 牛津释义
backrest
n support for the back1(2a) 靠背.
🗣️ 情景例句
Why do prices always go up during Spring Festival?
为什么春节期间很多东西都会涨价？
This is a radio.
这是一台收音机。
we are now pretty certain the Earth is the only one on which life can survive.
我们目前可以肯定的是，地球是生命能存在的唯一行星。