如果你感到你没有足够的口才向他人解释你的决定，让我们替你说。

If you're not feeling eloquent enough to explain your decision to others, let us say it for you.

youdao

从下述抽象中选择一个(或一个自己定义的抽象)，确定类中需要什么数据，并提供适当的构造函数集。解释你的决定。

Choose one of the following abstractions (or an abstraction of your own choosing). Determine what data is needed in the class. Provide an appropriate set of constructors. Explain your decisions.

youdao

如果决定放弃竞标，那么给客户写封信，解释你的决定并表达希望在今后得到合作机会，实际上是以退为进的高明做法。

However, if you decide not to bid, it may be a good idea to write to the customer explaining your decision and expressing the hope that you will be included on other occasions.

youdao