科普：什么是冰桶挑战？你知道吗?
“冰桶挑战”的游戏其实是一个的筹款项目，为对抗肌萎缩性脊髓侧索硬化症(ALS)筹款，引起了很人对该疾病的关注。If you logged on to weibo over the weekend, chances areyour newsfeed was flooded with videos of US celebrities drenchingthemselves in ice water. It seems everyone is getting inon the fun, from popular singers like Taylor Swift and Justin Timberl...