key to translation

7.发表演说的这位教授是动物保护方面的专家。(现在分词作定语)

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The professor giving the speech is an expert animal protection.

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on

8.长途跋涉后汤姆觉得有点脏，便去冲了澡。(现在分词作状语)

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Feeling dirty after the long walk, Tom had a shower.

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