polygraph
noun
UK/ˈpɒl.i.ɡrɑːf/
US/ˈpɑː.li.ɡræf/
Definitions of polygraph noun
- Countable(可数名词)
An electronic device used to determine if someone is being deceptive.
测谎器
The police used a polygraph during the investigation.
警方在调查期间使用了测谎仪。
He agreed to take a polygraph test to prove his innocence.
他同意接受测谎测试以证明自己的清白。
The results of a polygraph can sometimes be inconclusive.
测谎结果有时可能无法确定。