当然根据路程的远近也会做调整，有时会周一或周二出发来适应气候和时差。
Of course the situation is different with the flyaway races where I usually leave home on the Monday or Tuesday to adapt to the different climate and time zone.
根据多普勒效应，光被离子反射后，靠近激光器的光的频率会高于远离激光器的光的频率，（日常生活中，救护车警报器的音调随着车的远近也变化，就是这个道理）这才有可能测量先前对离子施加的力的大小。
(An everyday example of this effect is the change of pitch of an ambulance siren as it approaches and recedes.) It was thus possible to measure the force applied to the ions.
同时，用打电话多少与距离远近订价的方式也会一去不复返，不久的将来许多电话用户很可能只需每月支付一笔额定的接入费，就可以无限制的打电话或传输数据了。
Meanwhile, distance and voice-based pricing are going away too, so that before long many subscribers will probably pay a fixed monthly access fee for unlimited phone calls and data transfers.
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