elevator maneuverability对称: symmetry; symmetrical面: face内: inner; inside; within的: 4次方是 The fourth power of 2 i ...机动性: motility; maneuverability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:对称面内的机动性，即可在微信中查询翻译
