Seashells
美音、自然拼读、分级阅读与词汇复习
Some animals grow bones inside their body.
有些动物在体内会长出骨头.
These bones are called a skeleton.
这些骨头被称为"骨架".
Some animals grow bones outside their body.
有些动物在身体外会长出骨头.
These bones are called shells.
这些骨骼被称作贝壳.
Some animals that live in the ocean grow seashells.
一些生活在海洋的动物会长出海贝.
These animals are called mollusks.
这些动物被称为软体动物.
Mollusks are soft, but their seashells are hard, like bones.
摩勒斯克很柔软,但是它们的海贝壳很坚硬,就像骨头.
Seashells protect mollusks from other animals.
海贝会保护软体动物免受其他动物的伤害.
Seashells are also homes for mollusks.
海贝也是软体动物的栖息地.
This mollusk lives in a seashell.
这个软体动物住在海贝壳里
Its seashell is bumpy.
其海贝壳起伏.
This mollusk lives in a seashell.
这个软体动物住在海贝壳里
Its seashell is striped.
其海贝被条.
This mollusk lives in a seashell.
这个软体动物住在海贝壳里
Its seashell is spotted.
它的贝壳被发现了
This mollusk lives in a seashell.
这个软体动物住在海贝壳里
Its seashell is very large.
它的海贝非常大.
When mollusks die, they leave their shells behind.
软体动物死后会留下它们的贝壳.
Now other animals may live in seashells that mollusks have left behind.
现在其他动物可能生活在软体动物所留下的海贝中.