dome liner汽: vapour steam室: room垫: put sth. under sth. else to ...汽室垫圈: dome base钟形汽室垫圈: dome collar下载手机词典可随时随地查词查翻译关注微信公众号：chachacidian，回复:汽室垫，即可在微信中查询翻译
