捕蟹小船

例句：

1. 1. The fisherman used a small boat to catch the crabs.
   渔民用一艘小船来捕捉螃蟹。
2. 2. The crabs were swimming in the sea, and the fisherman was using his crab trap to catch them.
   螃蟹在海里游动，渔民正在使用他的蟹笼来捕捉它们。
3. 3. The crab trap was a simple but effective way to catch crabs.
   蟹笼是一种简单但有效的捕捉螃蟹的方法。