a hermit crab造句

例句与造句

1. He ' s like a hermit crab
   他就象个寄居蟹
2. Hermit crabs have rear parts that are not protected by their own shell . for protection , a hermit crab backs into the unoccupied shell of a marine snail . when it outgrows its home it looks for a larger shell and moves in
   寄居蟹的身体下半部并没有天然的外壳保护，因此需要找一个空的螺壳寄居，当日渐长大，螺壳再容身不下时便迁往另一个更大的家。
3. It's difficult to find a hermit crab in a sentence. 用a hermit crab造句挺难的