Scientists have long understood that human beings subconsciously assess each other for desirable characteristics before they form a partnership.

科学家们对人类在选择另一半之前会潜意识地估测对方以便找到性格相合的伴侣这点有一定的了解。

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Miss Li: They each have their respective characteristics, but I think the Suzhou gardens are more enchanting.

小李：各有各的特点，我觉得苏州因林更迷人。

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Try to find out two things: what one or two characteristics distinguish them from poorer performers and what, if anything, do they have in common with each other.

试图找出两件事：什么一个或两个特点区分开来穷表演什么，如果有的话，他们有一个共同点，彼此。

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As I mentioned antenna design engineers have gotten very good at what they do but since each antenna must be electrically matched to the transmitter and receivers, it has to have certain characteristics that differ from the antenna for a different portion of the spectrum.

FORBES: The iPhone 4 Antenna Unravelled