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In places, there are a million pieces of plastic per square kilometre.
在某些地方，每平方公里甚至有100万件塑料垃圾。
youdao
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Made of a square section lead bar encased in a smooth plastic body.
由单个正方形截面铅棒顺遂塑料包裹身材。
youdao
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Made of a square section lead bar encased in a smooth plastic body.
由单个正方形截面铅棒顺遂塑料包裹身材。
youdao