disorientated

He also suggested that this is the first study to show that yawning frequency varies from season to season. It could help explain why humans become confused and disorientated in extreme heat as the brain has limited ways of cooling itself down.

他还表示，该研究首次表明，打哈欠的频率会根据季节而变化，这能够帮助人们解释人脑降温途径受限时，会变得困惑和茫然的原因。

Some of them, thank God, had a happy landing, but unfortunately many also experienced an unexpected rough landing and were totally disorientated when they touched ground in their new homeland.

多亏了上帝，她们中的一部分幸福着陆。但不幸的是，她们中的很多人都颠簸着陆，其受到的振荡料始末及，脚一触及新家的土地，就完全迷失了方向。

Organisers of the annual initiative, now in its fifth year, say the bright lights disorientate the migrating birds and override their natural navigational cues.

组织者们自发一年一度的活动，到今年他们是第五次了。他们称，明亮的灯光会使候鸟们失去方向感，还会打乱他们的天然航行信号。