We'll do our best to provide an alternateprogram of equivalent importance and value, and of a similar nature.
我们会尽到一切努力来提供具有同等重要性和价值、而且性质相似的替代旅游计划。
2
In the previous installment, we saw how weak references can provide an application with an alternate means of reaching an object while it is used by the program, but without prolonging its lifetime.
Other times you might need to ask the user of your program (which you might recall can be another program and not a real human at all) for more or alternate information.