youngsters activities area
... yolk sac carcinoma 卵黄囊癌 youngsters activities area 青少年活动区 yāodǐzhuī 腰骶椎 ...
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所以说研究区是建立“国家地质公园”的最佳场所，也是建立地学科普基地、教学基地、青少年活动基地的首选地之一。
So the study area is the establishment of a "National Geological Park" the best, as well as to establish disciplines to translate, teaching base base youth activities one of the first choices.
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