lay down放下: lay down; put down铺设: spread out; lay; build; layi ...铁路: railway; railroad; rail制定: lay down; draw up; formulate ...计划: plan; project; programme; de ...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:放下；铺设(铁路)；制定(计划等)，即可在微信中查询翻译
