例句與造句

1. Insects that beat their wings less than one hundred times a second use synchronous muscle.
2. The trigger muscles found in " O . bauri " are also found in the fastest synchronous muscles of cicadas.
3. A Synchronous muscle is a type of muscle that contracts once for every nerve impulse, which is more efficient for fast flight.
4. It's difficult to find synchronous muscle in a sentence. 用synchronous muscle造句挺難的