Article
科學常識 爬山利器 - Common Knowledge in Science. Useful Tools for Mountain Climbing.

Subject matters: 新知 - new knowledge,
Language level: Baihua

Keywords: sports, science,

Image
左圖上為爬山之繩索繫車 - The Left Picture Showings a Climbing Rope Bound to a Cart

Subject matters: Leisure activities,
Medium: Photograph-Monochrome

Function: Related to Article/Ad

Keywords: invention,

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下圖為越山船越山之情形 - The Picture Below Shows a Mountain-Crossing-Boat Crossing the Canyon

Subject matters: Leisure activities,
Medium: Photograph-Monochrome

Function: Related to Article/Ad

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