Most roads, bridges, transit, water systems, the electric grid, and communications networks were installed 50 to 100 years ago, and they are largely taken for granted until they fail.
2017年6月四级真题（第二套）阅读 Section C
The panels are also designed so that they can be installed directly on top of existing roadways, making them relatively cheap and easy to install.
2017年12月四级真题（第二套）听力 Section A
英语六级真题
A CFL cannot be simply installed in an incandescent fixture and then expected to produce a visual appearance that is more than washed out, foggy, and dim.
2015年12月六级真题（第一套）阅读 Section B
By 2030, Germany plans on having over 6 million charging stations installed.
2017年12月六级真题（第三套）阅读 Section A
More than 90 meters of cable were incorrectly installed.
2019年12月六级真题（第二套）听力 Section C
There are some very commendable characteristics of the CFL (compact fluorescent light bulb), yet the selection of any light source remains inseparable from the luminaire that houses it, along with the space in which both arc installed, and lighting requir
2015年12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
VERB
安装;设置
If you install a piece of equipment, you fit it or put it somewhere so that it is ready to be used.