这把摇椅的弧形底座让它可以前后摆动。

The curved ___rocker at the bottom allows this chair to swing back and forth.

这个酒吧每周五晚上都有摇滚乐队的演出，吸引了很多喜欢摇滚乐的乐迷。

The bar hosts live bands every Friday night, drawing a crowd of passionate ___rockers.

婴儿在摇椅上睡着了。

The baby fell asleep in the ___rocker.