Deet or permethrin-based mosquito and tick repellents may be used , which can substantially increase the level of protection ( see section on repellents ) .
使用避蚊胺或者以氯菊酯为基础的蚊香和蜱剂,大大提高防护水平(详见防护剂)。
It is easy to see the attraction of replacing electrons , which travel along copper wires and make today 's computers tick , with photons .
更替电子之间的吸引力是容易看到的,它们穿过铜线,和光子一起让现在的计算机工作。
Bee stings are known for allergic reaction while tick bites can spread some serious illnesses you should be prepared to watch for and know when there is cause for concern .
Before that , captains of industry shelled out billions preparing for the appearance of two zeros in the date field of computer programs too numerous to count ; left alone , this tick of the clock would surely have shaken modern civilization to its foundations .
Sao paulo ( afp ) it may be one of nature 's repulsive little blood-sucking parasites , but the humble tick could yield a future cure for cancers of the skin , liver and pancreas , brazilian researchers have discovered .