alertness
「alertness」的意思
n. 警戒；机敏
n.警戒,机敏
「alertness」的用法
alertness警觉性 - 提高警觉性
「alertness」的例句
He was always alert to potential threats.
他总是对潜在的威胁保持警觉。
She maintained a high level of alertness during the exam.
她在考试期间保持了高度的警觉。
The security guard kept a sharp eye on the premises.
保安对现场保持了高度的警觉。
He was alert to the unusual noise coming from the attic.
他注意到了阁楼传来的异常声音。
The pilot maintained constant alertness during the flight.
飞行员在整个飞行过程中保持了高度的警觉。
She was alert to the possibility of a security breach.
她注意到了可能的安全漏洞。
The detective was alert to every detail in the crime scene.
侦探对犯罪现场的每一个细节都保持了高度的警觉。
She was always alert to potential dangers on her travels.
她在旅行中总是对潜在的危险保持警觉。
The teacher kept a close eye on the students during the exam.
老师在考试期间密切关注学生。
He was alert to the signs of an impending storm.
他注意到了即将来临的暴风雨的迹象。