摘要：boom [buːm] ① n.（经济的）繁荣，兴旺，激增；流行，风靡；隆隆声 ② v.（商业、贸易或某一地区）迅速发展，繁荣；以低沉有力的声音说；发出隆隆声例句 That’s a major issue for Apple shares given the

boom [buːm] ① n.（经济的）繁荣，兴旺，激增；流行，风靡；隆隆声 ② v.（商业、贸易或某一地区）迅速发展，繁荣；以低沉有力的声音说；发出隆隆声

例句 That’s a major issue for Apple shares given the company gets a majority of its revenue from the device and has ridden the smartphone boom which is now slowing down.【2015-12《今日美国》】

考虑到苹果公司的收益大都来自苹果手机，而且其通过该设备获益的销售热潮已经放缓，那对苹果公司的股票来说是一个重大问题。

来源：莓烦恼