There will be no difficulty in the world that they cannot overcome.
世界上任何困难他们都可以克服。
It is greatly to your credit that you have overcome such difficulties.
你们克服了这么大的困难, 值得表扬。
After she'd overcome her initial shyness, she became very friendly.
她克服了开始时的羞涩之后，就变得非常友善。
