男友太凶猛1v1高h,大地资源在线资源免费观看 ,人妻少妇精品视频二区,极度sm残忍bdsm变态

Understanding China

Nov 24, 2020
How a moon probe's dream finally came true  VIDEO
Coming from a family of space enthusiasts, Chang'e 5 has always dreamed of visiting the moon. Now she is on her way to the moon. Check out the animated video to see how Chang'e 5 made her dream come true.
Jul 24, 2020
To Mars!  VIDEO
Somewhere on Earth lives a group of birds that are crazy about space exploration. They can build spaceship and rockets, and like human beings, have an infinite yearning for Mars, the red planet.
By  Ma Chi   May 12, 2020
Animation: Where is the patient zero of COVID-19?  VIDEO
As COVID-19 sweeps through the world, medical scientists are racing to find the origin of the outbreak, specifically, to locate patient zero of the disease.
By  Zhang Wenfang   May 09, 2020
Understanding TCM and its role in fighting COVID-19  VIDEO
Traditional Chinese medicine, or TCM, has played a big role in China's fight against the novel coronavirus. Watch the video to learn about how it works and its potential to help the world.
Mar 13, 2020
How to keep yourself safe from new coronavirus?  VIDEO
Excessive worrying about the novel coronavirus isn't healthy. Wear masks, wash your hands frequently, and exercise regularly...just some of the things you can do to protect yourself. Stay safe!
By  Kang Jia and Li Danqing   Feb 26, 2020
Myths busted: Facts and fiction about the novel coronavirus  VIDEO
In this video, we refute some of the most inaccurate claims to better inform people about the realities of the outbreak.
By  Liu Xia   Feb 15, 2020
Handy tips for using ethanol as a disinfectant  VIDEO
The 75 percent ethanol solution is one of the most popular products people use for killing germs. However, there are a few things you should be aware of when using it at home. Check out the video to get some handy tips for using ethanol as a disinfectant!
By  Kang Jia and Li Danqing   Feb 15, 2020
Tips on novel coronavirus prevention for workplace  VIDEO
As more people return to work after the extended Spring Festival holiday, how can you keep yourself safe from the novel coronavirus at your workplace? Watch this video to learn what to do.
By  Kang Jia, Li Danqing and Guan Xiaomeng   Feb 04, 2020
Watch this: Latest tips to prevent novel coronavirus  VIDEO
As people begin returning home to start work, what can you do to prevent the spread of the novel coronavirus? Watch this video to learn what do to in every situation, from returning from the holiday to staying at home and riding public transportation.
Previous 1 2   
Previous 2/2
主站蜘蛛池模板： 商丘市| 磴口县| 江达县| 海兴县| 白水县| 苏尼特左旗| 华阴市| 昭苏县| 东至县| 腾冲县| 南丹县| 普洱| 高清| 黑山县| 诏安县| 德令哈市| 民丰县| 南投市| 泽普县| 清水县| 甘泉县| 贺州市| 平度市| 漠河县| 枣强县| 容城县| 台南县| 恩平市| 禹城市| 新建县| 滁州市| 河北区| 什邡市| 古田县| 额尔古纳市| 苗栗县| 潼关县| 慈溪市| 乐亭县| 亚东县| 上杭县|