这个海沟是个海底断层,没有很平缓的坡度。海沟的两侧竖立着悬崖峭壁,海底散落着大块的巨石。礁石上面长着非常细小的海藻,礁石之间的空地上有时可以看到慢慢爬行的海星。零星的小鱼和小虾会突然从小鲻鱼的前面闪过,马上又跑得无影 This trench is a submarine fault, there is no very gentle slope. Erected on both sides of the trench cliffs, sea floor scattered with large boulders. Very fine seaweed grows above the reef, and slowly crawling starfish can sometimes be seen on the open ground between reefs. Sporadic fish and shrimp will suddenly flash from the front of the catfish, and immediately ran without a shadow