欧元的使用方便了人们在欧盟16国里轻松地比较商品价格，单一的市场为商品在欧盟区自由流动提供了便利。
The euro makes it easy to compare prices across 16 countries, and the single market allows goods to move freely within the European Union.
为新奥尔良下九区居民而设计的“9家”是一所可根据居民需求轻松定制的模块化房屋原型。
Developed for residents of the Lower Ninth Ward in New Orleans, No.9 House is a prototype modular home that can be easily customized to meet the resident's needs.
导航区通常都是具有相同高度和宽度的区块，因此访问者感觉内容能被轻松引导。
So that visitors perceive content as being easy to navigate, the navigation is often structured with blocks of the same height and width.
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