adj.似乎不合情理的，不像真实的

The notion that aliens built the pyramids is implausible to most archaeologists.
外星人建造金字塔的观点对于大多数考古学家来说是难以置信的。
His excuse for being late, involving a flock of geese blocking the road, sounded highly implausible.
他迟到的借口涉及到一群鹅挡住了道路，听起来极不靠谱。
The plot of the movie involving time travel and dinosaurs living together was utterly implausible.
电影的情节涉及时间旅行和恐龙共存，完全不合情理。
It's implausible that he finished the marathon in under two hours without any prior training.
没有任何事先训练，他就在两小时内完成了马拉松，这简直难以相信。
The theory that the lost city of Atlantis existed beneath Antarctica is widely regarded as implausible.
失落的亚特兰蒂斯城位于南极洲之下的理论被广泛认为是不合理的。
Her claim that she won the lottery three times in a row seems implausible, to say the least.
她声称连续三次中了彩票，至少可以说是极不可能的。
The suggestion that global warming is a natural phenomenon, unrelated to human activity, is increasingly seen as implausible.
全球变暖是一种与人类活动无关的自然现象这一观点越来越被认为是站不住脚的。
His explanation for the missing funds was so implausible that nobody believed him.
他对资金失踪的解释如此难以令人信服，以至于没有人相信他。
The idea that a simple pill can cure all diseases is medically implausible.
一种简单的药丸能治愈所有疾病的观念在医学上是不可信的。
The detective found the suspect's alibi implausible, given the surveillance footage from the scene.
根据现场的监控录像，侦探发现嫌疑人的不在场证明极不合理。