swing pinion cone摆动: swing; sway; oscillate; pend ...小: small; little; petty; minor节: joint; knob; node锥: awl awl-shaped things法: law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:摆动小轮节锥法，即可在微信中查询翻译
