汉语桥“一分钟·‘趣’环保”活动

https://chinesebridge.greatwallchinese.com/cbstaticpage/tempcompetition_challenge_4th/index.html?userId=5f09018271144e53bafd4ae0a18c5295&tempCompetitionId=4&isShare%20=0

详情请见附件： https://we.tl/t-PhLJDytghK