用UDFy-38135539造句子,“UDFy-38135539”造句

來源:國語幫 1.19W
UDFy-38135539造句

It raises the question what are these other sources and are they like UDFy-38135539 or not?

What is clear is that UDFy-38135539 couldn't have ionized the gas on its own.

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