The answer is clear: they are too loyal to a fickle tradition.

答案非常清楚：那就是他们对变幻无常的传统太忠诚。

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A difficult problem could be good for a designer, but a fickle client or unreliable materials would not be.

一个困难的问题对一个设计者来说是好的，但是一个多变的客户和不可靠的材料不是。

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Users are a fickle bunch, and changing technologies will offer them new options in the future.

用户是经常发生变化的群体，不断变更的技术将在以后为他们提供新选项。

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Fashion is a fickle mistress and a hundred years after they were last seen at the "Chelsea" of the day, gnomes from round the country are yet again heading back to the sacred showground of all things horticultural, fishing rods, toadstools and of course, gardening spades, packed and at the ready!

BBC: From the section Magazine

And the only thing more fickle than a fund manager is an Internet user, which is why so many jaundiced eyes are being cast on social media IPOs.

FORBES: How Will Wall Street Value Facebook's Users As It Prepares To Go Public?

Though plenty of investors deem it a good bet, its users are a fickle bunch who may be tempted away to a competitor offering a better deal than the 1-2% of pots that PartyGaming now takes.

ECONOMIST: A blue-chip investment? | The