优缺点

1. strengths and weaknesses
优点和缺点

a. will therefore have different strengths and weaknesses

b. Each approach has its strengths and weaknesses and may be suitable for different circumstances.

每种方法都有其优缺点，适合不同的情况。

What are the strengths and weaknesses of these mechanism?

2. merits and limits
In this paper, we evaluated the merits and limits of endoscopic neck surgery.


Finally, results from different methods are compared, and the merits and
limits of various methodological choices are discussed.

3. opportunities and limitations
opportunities and limitations of drug therapy in prevention of sudden death



4. Promises and pitfalls
前景和困难


5. Challenges and Opportunities