semidiurnal wave

例句：

1. 1.The semidiurnal wave caused the tide to rise and fall twice as fast as usual.
   半日潮汐波导致潮汐涨落速度比平常快一倍。
2. 2.This phenomenon is a result of the Earth's rotation, which causes the semidiurnal wave.
   这种现象是由于地球自转造成的，导致了半日潮汐波。
3. 3. Researchers have been studying this wave for decades, trying to understand its impact on the ocean ecosystem.
   研究人员已经研究了几十年，试图理解这种波对海洋生态系统的影响。