dished wheel凹: low-lying area; depression盘: tray; plate; dish盘轮: disc wheel; discwheel; disk wheel; plate wheel双凹盘形: biconcave disk盘轮；砂轮: disk wheel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:凹盘轮，即可在微信中查询翻译
