1、Only the hermit crab has been cheap.
只有寄居蟹是便宜的。

2、Without anemones on its roof, the hermit crab is vulnerable.
沒有了海葵，寄居蟹慘了。

3、Its abdomen is soft, so a hermit crab USES the empty shell of a sea snail to protect itself.
它的腹部是軟的，所以寄居蟹用一個空的海洋蝸牛的殼來保護(hù)自己。

4、Why does the hermit crab have to change its home?
為什么寄居蟹要不停地搬家？

5、A glowing hermit crab tentatively peeks out of its coral burrow in Palau.
在帕勞，一只通紅的的寄居蟹試探性地從它的珊瑚洞穴往外窺視。

6、Only the hermit crab has been cheap: food, water and an occasional cage cleaning.
只有寄居蟹的費(fèi)用變得便宜：食物，水和偶爾籠清洗。

7、As a child, I had a hermit crab named Calvin Coolidge.
小時候，我養(yǎng)過一只寄居蟹，名叫卡爾文·柯立芝。