有越来越多的证据表明，某些心理因素或许能预示更长的寿命，这些结果进一步证实了这一点。
The results add to a growing body of evidence that certain psychological factors may predict a longer life span.
同时这一装置也必须拥有比轮胎本身更长的寿命。
英国研究人员称，握手有力可能意味着更长的寿命。
A firm handshake could be a sign of a longer life expectancy, according to British researchers.
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