海渊

例句：

1. 1.The explorer ventured into the deepsea to discover new species.
   探险家深入海底以发现新物种。
2. 2. Theship sailed through thedeep sea, leaving a trailof bubbles behind.
   船只驶过深海域，留下一串气泡。
3. 3. The scientistconducted research in the deep sea, studyingthe creatures that live there.
   科学家在深海进行研究，研究那里的生物。