Take a quick look to see if the victim is bleeding, and if there is a pulse.
快速检查一下伤者是否在流血,是否有脉搏。
So for politicians eager to cultivate and rouse their activists, and for journalists trying to take the pulse of a party, the annual conferences are increasingly useless.
因此对于那些急于扶植、激发活动分子的政客们以及想要把握党派脉博的记者们来说,年会越来越无价值。
Whereas it can take several minutes for hot gas to get the ice out of the mold, a high-power electrical pulse takes about four seconds.
之前用燃气加热,需要几分钟才能把冰从模具里取出,而利用电脉冲法,只需要四秒就可以完成。
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