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SUPER SCIENCE

Leave the pebbles on the beach

作者:TEENS
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不要再把鹅卵石带回家啦

When you walk on a beach, those smooth (光滑的) and colorful pebbles (鹅卵石) can easily catch your eye. You may want to bring some home. But did you know that these stones are very important to the beach and some animals?

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