detective
[名词]
a person, especially a police officer, whose job is to investigate and solve crimes and catch criminals

侦探, 探员
evidence
[名词]
anything that proves the truth or possibility of something, such as facts, objects, or signs

证据, 证明
to solve
[动词]
to find an answer or solution to a question or problem

解决, 解答
Ex: Can solve this riddle before the time runs out ?
suspect
[名词]
a person or thing that is thought to be the cause of something, particularly something bad

嫌疑人, 可疑者

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