tortua

例句：

1. 1. The farmer carefully dug a small tortoise out of the field.
   农民小心翼翼地从地里挖出了一个小土丘。
2. 2. The tortoise was a symbol of strength and resilience.
   这个土丘象征着力量和韧性。
3. 3. The hillock was covered with grass, making it look like a natural mound.
   这个土堆被草覆盖着，看起来像是一个自然的土丘。