More than drones dropping a new supply of underwear on your doorstep, Apple's massively successful brick-and-mortar-and-glass retail stores and Amazon's small steps in the same direction are what should keep old-fashioned retailers awake at night.
2019年6月六级真题（第一套）阅读 Section B
柯林斯高阶英汉双解学习词典释义
N-UNCOUNT
内衣
Underwear is clothing such as vests and pants which you wear next to your skin under your other clothes.