Ear care knowledge introduced to students across China

Source: Xinhua| 2019-03-01 20:30:48|Editor: Li Xia
Video PlayerClose

#CHINA-HEBEI-EAR CARE DAY (CN)

A teacher introduces ear care knowledge to students at a primary school in Shijiazhuang, north China's Hebei Province, March 1, 2019. China's national Ear Care Day falls on March 3. (Xinhua/Liang Zidong)

   Prev 1 2 3 4 5 6 7 8 9 Next  

KEY WORDS:
EXPLORE XINHUANET
010020070750000000000000011100001378610041
国产无码在线观看免费在线,37pao国产成视频,日韩一区二区视频在线,国产国产人免费人成免费视频麻豆
先锋影音资源国产性爱教学 | 亚州国产欧美一区二区三区 | 日韩动漫精品一区 | 亚洲成AV大片大片在线播放 | 尤物在线永久免费观看视频 | 欧美日韩国产综合有码 |