CANBERRA, July 2 (Xinhua) -- Researchers in Australia have found that exercise can modestly improve smoking cessation outcomes, offering a low-cost tool to support quitting alongside established treat ...
Helen “Exercise”可以表示“ 一套特定的动作让身体变得更强壮和更健康”，此处的“exercise”是可数名词，通常在 exercise 之前会有另一个名词来说明是哪方面的运动。 请听例句。 Examples I am doing knee exercises to help my recovery from a knee operation.
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