More than twenty years have passed since the first commercial GPS receiver was available on the market.

自从市场上第一个商用GPS接收机问世以来已经二十多年了。

youdao

The 3,000 megawatt (MW) power link went into commercial operation on Dec. 9 during an inauguration ceremony at the Huaxin HVDC receiver station on the outskirts of Shanghai, China's largest city.

该3,000兆瓦电力线在12月9日开始投入商业运营，这天在上海这个中国最大城市的市郊的华新HVDC换流站举办了投产庆祝典礼。

youdao

According to the scientists, the margin of error of commercial GPS used in cars is about 15m in an open field, where the receiver has good visibility from the satellites.

BBC: Spanish scientists develop more accurate sat-nav system

Rates like that are "beyond the pale" of commercial reasonableness, says a court filing made on behalf of Douglas Kelley, the court-appointed Petters Group receiver.

FORBES: A Plague on All Their Houses