rotating current造句

例句与造句

1. could we ever ever find another type of current something like oscillating current or rotating current instead of alternating or direct current.
2. Lindstrand waited until the cool air of evening brought the balloon down to 10, 000 feet, but at that point a rotating current of air rising from the Atlas Mountains swept the balloon violently up and down, releasing precious helium and threatening to hurl it into the ground.
3. It's difficult to find rotating current in a sentence. 用rotating current造句挺难的