patch reef trap

例句：

1. 1. The fisherman used a patchreef trap to catch the shark.
   渔民用一个海床礁石陷阱来捕捉鲨鱼。
2. 2.The scientist discovered a new species in thepatch reef trap.
   科学家在海床礁石陷阱中发现了一种新的物种。
3. 3. The fishermen were using patch reef traps toprotect their fishing grounds.
   渔民们正在使用海床礁石陷阱来保护他们的捕鱼区域。