rocking chair的复数形式怎么拼写

Judith was sitting in a rocking-chair by the window.朱迪丝正坐在窗户边的一张摇椅里。Chitty sat in his rocking-chair whittling wood.奇蒂坐在摇椅上削着木头。Her mother was sitting in the dark by the stove in her rocking chair.她母亲坐在炉边暗处的摇椅里。...

rocking chair的音标：rocking chair的英式发音音标为：['rɔkiŋ tʃɛə]rocking chair的美式发音音标为：['rɑkɪŋ tʃɛr]...

n.摇椅...