真题研读
大纲词考频

alert中等

a. 机警的,警觉的;机灵的;vt. 使...警觉
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  • a. 机灵的未考

大纲外大纲词表没有列出、但真题里用到的意思。

真题原句共 10 句

n. 警报,警戒大纲外6 次

  • In some areas, high daytime temperatures alone might serve as an adequate trigger for alerts.

    在一些地区,仅白天高温就足以作为触发警报的依据。

  • That day’s high temperature of roughly 36°C was 1°C shy of the heat wave alert threshold for coastal cities set by national meteorological authorities.

    当天约36°C的最高气温比国家气象部门为沿海城市设定的热浪预警阈值低1°C。

  • But the effects of the heat were amplified by humidity — an often neglected factor in heat alert systems — and the lack of shade at the late-morning outdoor ceremony.

    但湿度——高温预警系统中常被忽视的一个因素——以及上午晚些时候户外仪式现场缺乏遮阴,放大了高温的影响。

  • lack localized alert-issuing criteria.

    缺乏本地化的预警发布标准。

  • Mumbai’s case shows that India’s heat alert systems need to ____

    孟买的案例表明,印度的高温预警系统需要____

  • Consumers passionate about a product may create “earned” media by willingly promoting it to friends, and a company may leverage “owned” media by sending e-mail alerts about products and sales to customers registered with its Web site.

    热衷于某种产品的消费者可能会主动向朋友推荐该产品,从而创造出“赢得”媒体;而公司则可以向在其网站注册的顾客发送有关产品和促销的电子邮件提醒,借此利用“自有”媒体。

vt. 使...警觉2 次

a. 机警的,警觉的1 次

  • And stay alert to serious symptoms, such as chest pain or pressure, severe shortness of breath or dizziness, or faintness, and seek medical attention immediately.

    还要警惕严重的症状,比如胸痛或胸闷、严重气短或头晕、或昏厥,一旦出现应立即就医。

义项待标注1 次

  • Jealousy and anger, for example, may have evolved to alert us to important inequalities.

    例如,嫉妒和愤怒的进化可能是为了提醒我们注意重大的不平等。