例句：

　　這種設備比較容易安裝而且用起來便宜。

　　The unit is comparatively easy to install and cheap to operate.

　　她擅長做便宜但雅致的服裝。

　　She's expert at making cheap but stylish clothes.

　　還有其他一些餐館價錢稍微便宜些。

　　There are other restaurants where you can eat less expensively.