脸朝下横趴在地上可能不是世界上最炫的姿式，但她俩却在互联网上迅速暴红，同时希望用这种疯狂的方式传播正面的社会信息。
Lying face flat on the ground may not be the world'smost glamorous pose, but the two have made a name for themselves on the Internet — and hope touse the craze to spread positive social messages.
最近还发现一个红移高达6.3的伽玛暴，这标志着伽玛暴开始成为研究高红移宇宙学的探针。
GRB with redshift 6.3 has been detected recently, which indicates that GRBs now begin to serve as probes of the high-redshift cosmology.
最近还发现一个红移高达6.3的伽玛暴，这标志着伽玛暴开始成为研究高红移宇宙学的探针。
GRB with redshift 6.3 has been detected recently, which indicates that GRBs now begin to serve as probes of the high-redshift cosmology.
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