alert
英 [ə'lɜːt]
美[ə'lɝt]
- vt. 警告；使警觉，使意识到
- adj. 警惕的，警觉的；留心的
- n. 警戒，警惕；警报
- n. (Alert)人名；(西)阿莱尔特
考试真题
- When the system thinks it's being jammed, it'll notify you via -94- push alert ( ' , 推送警报).
出自-2016年12月阅读原文
- That approach will eliminate most cord-cutting concerns—but what about their wireless equivalent, jamming? With the right device tuned to the right frequency, what's to stop a thief from jamming your setup and blocking that alert signal from ever reaching the base station?Jamming concerns are nothing new, and they're not unique to security systems.
出自-2016年12月阅读原文
- It caught us in the act, sent an alert to my smartphone, and also listed our RF interference on the system's event log.
出自-2016年12月阅读原文
- If they detect something wrong while the system is armed, they'll transmit a wireless alert signal to a base station that will then raise the alarm.
出自-2016年12月阅读原文
- More sleep in old age, however, is associated with better health, and most older people would feel better and more alert if they slept for longer periods, he said.
出自-2011年6月阅读原文
- She also knew from previous work conducted on birds and dolphins that these animals put half of their brains to sleep at a time so that they can rest while remaining alert enough to avoid predators.
2017年12月四级真题（第一套）阅读 Section C
- She worked out that, if the left hemisphere was staying alert to keep guard in a strange environment, then it would react to the irregular beeps by stirring people from sleep and would ignore the regularly timed ones.
2017年12月四级真题（第一套）阅读 Section C
- When the system thinks it's being jammed, it'll notify you via push alert.
2016年12月四级真题（第一套）阅读 Section B
- with the right device tuned to the right frequency, what's to stop a thief from jamming your setup and blocking that alert signal from ever reaching the base station?
2016年12月四级真题（第一套）阅读 Section B
- To alert American workers to the urgency for adaptation.
出自-2016年6月阅读原文
- Their risky behaviors—drinking too much alcohol, using illegal drugs, smoking cigarettes and skipping school—can alert parents and teachers that serious problems are brewing.
出自-2016年12月阅读原文
- To be alert to fluctuations in foreign markets.
出自-2011年12月阅读原文
- And when that is failed, they stop the hunters, banging on pots and pans to alert the deer.
出自-2013年12月听力原文
- Half of your brain stays alert and prepared for danger when you sleep in a new place, a study has revealed.
2017年6月六级真题（第三套）阅读 Section A
- The researchers explained that the study demonstrated when we are in a novel environment the brain partly remains alert so that humans can defend themselves against any potential danger.
2017年6月六级真题（第三套）阅读 Section A
- Consumers passionate about a product may create “owned” media by sending e-mail alerts about products and sales to customers registered with its Web site.
出自-2011年考研阅读原文
- Jealousy and anger, for example, may have evolved to alert us to important inequalities.
2019年考研真题（英语二）阅读理解 Section Ⅱ
- The heightened alert followed an emergency meeting with flu experts in Geneva that assembled after a sharp rise in cases in Australia, and rising numbers in Britain, Japan, Chile and elsewhere.
2010年考研真题（英语二）完形填空 Section Ⅰ