1·We call it the city's lung, and have given it the nickname 'the air purifier'.
我们称之为城市的肺，也给了它‘空气净化器’的昵称。
2·We call it the city's lung, and have given it the nickname ‘the air purifier’.
我们称之为城市的肺，也给了它‘空气净化器’的昵称。
3·It works like the AquaStar purifier but has a rechargeable battery.
其工作原理与水之星净化器相似，但使用的是可充电电池。
4·The little campus village has a low-pressure, low-cost water purifier capable of creating enough drinking water for 3,000 people a day.
在这个小小的难民村里，有一个低压、低成本的水净化器，能够净化供3千人每天使用的饮用水。
5·Tata Chemicals, part of the giant Tata Group, set the low-cost ball rolling last December with its launch of the Swach purifier (‘swach” means “clean” in Hindi) at 999 rupees (about A$25).
庞大的塔塔集团的子公司-塔塔化学品，去年12月以999卢比（约25澳元） (1US$=47卢比) 的价格，推出了"Swach净化器"（'swach’的印地文意思是"干净"）。