No single source of traffic is wholly "safe," but a diversified portfolio has much less associated risk.
没有任何一种流量来源是绝对“安全”的，但是把鸡蛋放在不同的篮子里可以有效的降低风险。
No single source of traffic is wholly "safe, " but a diversified portfolio has much less associated risk.
没有任何一种流量来源是绝对“安全”的，但是把鸡蛋放在不同的篮子里可以有效的降低风险。
No doubt current regulations have made better pilots for today's air traffic environment, but one wonders how much of the current regulations are really necessary.
毫无疑问，现在的法规对于今天的空中交通环境而言更加适宜，不过有点令人奇怪的是，现在的条款中有多少是真正必要的呢？
No doubt current regulations have made better pilots for today's air traffic environment, but one wonders how much of the current regulations are really necessary.
毫无疑问，现在的法规对于今天的空中交通环境而言更加适宜，不过有点令人奇怪的是，现在的条款中有多少是真正必要的呢？
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