a fixed day sailinga weekly sailing周: circumference; periphery; ci ...班: class; team双周班: a bi-weekly sailing; a fortnight sailing周邦基: zhou bangji周摆线: pericycloid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:周班,即可在微信中查询翻译