sunk screw

例句：

1. 1.The ship sank, and the crew had to use a sunk screw to pull themselves out of the water.
   船沉没了，船员们不得不用一个沉入式螺丝把自己拉出水面。
2. 2. The engineer used a sunk screw to fix the damaged pipe.
   工程师用一个沉入式螺丝来修复损坏的管道。
3. 3. The sinking sun cast long shadows across the lake, making it difficult for the sunk screw to be seen clearly.
   夕阳西下，湖面上长影斑驳，使得难以看清那个沉入式的螺丝。