决不允许一个动作发生而另一个不发生，一个动作发生而另一个动作不发生会导致坏数据和Waldo的净值或者银行的资产消失或从无到有。
It's never okay for one action to occur without the other also occurring, which would result in corrupt data and either Waldo's net worth or the bank's assets disappearing or appearing from nowhere.
在43个发达国家中(参评国家分为比较发达，比较不发达和最不发达)，美国排到了31位，而挪威跻身NO . 1。
Out of the 43 developed countries (rankings were separated into "more developed," "less developed" and "least developed"), the U. S. came in at 31, while Norway came out on top.
冲积扇扇中发育河道冲刷充填和漫流沉积，而泥石流不发育。
The fan in characteristic of channel and sheet flow sedimentary processes, but lack of debris flow.
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