友邻优客大词小用，音频讲解和文档，以下是第一课，“推出新产品”英文怎么说的文档例子。
1. “推出新产品”英文怎么说？
2. “钱财滚滚而来”又该如何表达呢？
▍小词介绍
• roll out
1. 铺开；推出 to introduce (something, such as a new product) especially for wide spread sale to the public
• roll in
1. 滚滚而来；大量获取 to appear or arrive in large numbers or amounts
2. 到达 to arrive at one's destination
▍精选例句
• roll out
① Roll out the $100 barrel? (The Economist, Oct. 23, 2007)
原油即将突破每桶100美元的大关吗？
② Heathrow to roll out facial recognition (News.com.au, Oct. 18, 2018)
希思罗机场即将推出人脸识别系统
• roll in
① Big Oil's Rolling in Cash, So Why Don't CEOs Want to Spend? (Bloomberg, Oct. 26, 2018)
大型的原油公司赚得盆丰钵满，为什么这些 CEO 们还不敢花钱？
② Landslide for Modi—India's results roll in (The Economist, May. 16, 2014)
印度大选结果公布，莫迪所在的党派大获全胜
▍实用表达
• roll out
① Our engineers will have to work over the weekends if we want to roll out the new app next month.
② The mayor's office is visiting our company tomorrow, let's roll out the welcome mat and be at our best.
• roll in
① John's startup struggled to break even in its first two years, but in the third year, money started rolling in.
② Rain clouds are rolling in—it's time to take out the umbrellas.
▍翻译练习
苹果刚刚发布了好几个新版 iPhone，准备捞钱了。
