Although a tanking economy has pushed these hardy perennials down the list, crime is still on Britons' minds, with a third of them saying it is one of the important issues facing the country today.

尽管崩盘的经济占据了这些陈年固疾原来的位置，但是犯罪问题始终牵挂着英国人的心思，三分之一的英国人认为这是当今英国面临的重要问题之一。

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Many of the more impenetrable problems Cyprus, India and Pakistan, Western Sahara are hardy perennials, resisting change.

ECONOMIST: A bit of respect, please

"Sanctuaries" for ballistic missile submarines, keep-out zones, limits on sea-launched cruise missiles and bans on various types of tactical nuclear weapons have been hardy perennials of Soviet diplomacy.

CENTERFORSECURITYPOLICY: Naval Arms Control: An Idea Whose Time Must Never Come

Corruption and poverty emerge as hardy perennials of global debate.

BBC: Unemployment is world's fastest-rising fear - survey