The company reckons its ersatz meteor showers should be visible from about 200km away.
该公司估计其人造流星雨应该在大约 200 公里外就可以看到。
英语百科
Ersatz good
An ersatz (German pronunciation:[ɛʀˈzats]) good is a substitute good, usually considered of inferior quality to the good it replaces. It has particular connotations of wartime usage.