例句與造句

1. Independent research found small amount of lift from Brown's gravitator based on an inefficient use of ionic propulsion.
2. In recent years Brown's research has had an influence in the community of amateur experimenters who build " ionic propulsion lifters " powered by high voltage.
3. Brown's research and the " Biefeld Brown effect " has since become something of a popular pursuit around the world, with amateur experimenters replicating his early experiments in the form of " ionic propulsion lifters " powered by high voltage.
4. It's difficult to find ionic propulsion in a sentence. 用ionic propulsion造句挺難的