复制这个密钥文件的内容(不包括头ssh - rsa和尾rsa - key - 20091222)并将其粘贴到key contents字段。

Copy content of the key file (excluding the header ssh-rsa and the endnote rsa-key-20091222) and paste it to the key contents field.

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单击add a key，复制这个密钥文件的内容(不包括头ssh - rsa和尾rsa - key - 20091222)并将其粘贴到key contents字段。

Click Add a key, copy content of the key file (excluding the header ssh-rsa and the endnote rsa-key-20091222) and paste it to the key contents field.

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细胞每复制自己一次(细胞在死亡之前都会如此)，其端粒就会缩短，就像鞋带的塑料头会磨损一样。

Each time a cell replicates itself (as it does before it dies), the telomeres shorten, like plastic tips fraying on the end of shoelaces.

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