名词
中文翻译：Unknown
同义词：
['户外教学，户外课程，户外活动课，户外实践课']
例句：
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1.We have an outdoor class every Saturday morning.
我们每周六上午有一节户外课程。
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2.The outdoor class is a great way to get some exercise and fresh air.
户外课程是进行一些锻炼和呼吸新鲜空气的好方法。
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3.She joined the outdoor class last year and loved it.
她去年加入了户外课程并非常喜欢它。