如果你不那么初始验证握手会失败。
If you don't then the initial authentication handshake may fail.
很难相信一个握手会产生巨大的改变，但这研究的情况不同。
It's difficult to believe a handshake makes that much of a difference, but the research begs to differ.
哈比：现在我终于知道，为什么我们每次见面，他握手会握得如此热烈。
Hubby: now I know why he shakes hands so warmly whenever we meet.
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