Example sentences of "[noun] [verb] for long periods " in BNC.

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1 This is obviously a strong incentive to go for long periods .
2 On the other hand , though , it 's quite possible for Vulcanian eruptions to continue for long periods , with fresh viscous magma constantly being supplied .
3 However , adaptive research is rather demanding upon scarce skilled manpower , and it also requires researchers to live for long periods outside the comfort and orderliness of the research station itself .
4 It is never a good idea to sit for long periods but , if this is essential , get up from time to time in order to move the body .
5 Another important attribute is the ability to work for long periods almost independently and not feel alienated but , on the other hand , also be able to integrate with the team .
6 Most of the legendary tales about the camel ‘ s ability to survive for long periods without water are true .
7 A shorter half-life of lymphocytes expressing the lower- M r isoforms has also been observed in sheep , whereas cells with a ‘ naive ’ phenotype persist for long periods in mice after adoptive transfer .
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