The electricitry must be at a very low voltage in order to travel across the gap and create a good spark
举一反三
- In order to be a good speaker, one must .
- College students must maintain at least a low D average in order to remain in school.
- Information must be 100 percent correct in order to make good decisions.
- Shipped in apparent good order and condition means that the vessel looks very good.
- His eyes are very big, so he must have good eyesight.