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新东方优美背诵短文50篇 Unit48:Bacteria

Bacteria are extremely small living things. While we measure our own sizes in inches or centimeters, bacterial size is measured in microns. One micron is a thousandth of a millimeter: a pinhead is about a millimeter across. Rod-shaped bacteria are u

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新概念优美背诵短文50篇

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Bacteria Bacteria are extremely small living things. While we measure our own sizes in inches or centimeters, bacterial size is measured in microns. One micron is a thousandth of a millimeter: a pinhead is about a millimeter across. Rod-shaped bacter

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双语有声阅读

双语有声阅读：Bacteria

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双语有声阅读

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a wedding

al ladhiqiyahs

Amur cork trees

anticipated time of shipment

antifriction cast iron

asphalt slurry seal machine

atmospheric dryer

bicistronicity

cargo-handling capacity

Carrollville

cast iron electrode with steel core