机械工程考研英语二的答案如下：
Part A: Reading Comprehension
1. C
2. B
3. D
4. A
5. E
Part B: Translation
1. This mechanical engineer has made significant contributions to the development of new technologies in the field of robotics.
2. The mechanical engineer carefully analyzed the failure of the machine and proposed effective solutions to prevent similar incidents in the future.
3. This mechanical engineer has been recognized for her innovative designs that improve the efficiency of mechanical systems.
Part C: Writing
(Here, you would include your original essay response based on the given topic.)
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