two-line clamshell双: two; twin; both; dual绳: rope; cord; string多: many; much; more瓣: petal clove; segment式: type; style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:双绳多瓣式抓岩机，即可在微信中查询翻译
