He has learned some foreign languages, like (such as) French and German.
他已学会了几门外语，如法语和德语。
He knows four foreign languages, such as English and French.
他懂四门外语，比如英语、法语等。
The old woman knows four foreign languages, such as German and French.
这位老太太懂四门外语，如德语、法语。
The old woman knows four foreign languages, such as German and French.
这位老太太懂四门外语，如德语、法语。
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