如果你必须要把自己看成是孩子的实物教材(其实根本没有必要)，那就把自己当成是孩子的一个警示吧，而并非是范例。
If you must hold yourself up to your children as an object lesson (which is not at all necessary), hold yourself up as a warning and not as an example.
这只貌似简单的腕表并非古董，而是新品，表面上看似乎并无多少特别之处，但何若云小姐为我们一一揭开了每个细节的神秘面纱，解释它为何确实物有所值。
The seemingly simple watch, a new timepiece — not an antique — doesn't seem much at face value, but Ms. Herrera helps us pick apart the details to explain why it is worth every penny.
由于实物期权并非免费获得，决策者必须在其获得成本与期权价值之间进行权衡，因此实物期权的定价问题就显得尤为重要。
But the real option is not free, investors must consider their cost and option value, so it is very important to pricing real option.
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