tent pin

例句：

1. 1. The tent was so flimsy that it easily toppled over in the wind.
   这个帐篷太薄了，在风中很容易倒塌。
2. 2. He carefully placed the tent pins into the ground to secure the tent.
   他小心翼翼地把帐篷针插入地面来固定帐篷。
3. 3. The tent pins were rusted and needed to be replaced.
   帐篷针生锈了，需要更换。