roll-out 的英语意思
roll-outˈroll-out noun [countable, uncountable] 
查看全部语言翻译 an occasion when a new product is made available for people to buy or use新产品向公众发布或上市的时机 SYN launch: 
Sun had to cancel the intended roll-out of the 514 model.Sun公司不得不取消原定的514型号发布计划。
查看全部语言翻译 an occasion when a new product is made available for people to buy or use新产品向公众发布或上市的时机 SYN launch: Sun had to cancel the intended roll-out of the 514 model.Sun公司不得不取消原定的514型号发布计划。