They are well known to school officials, perhaps even too well known, but they make no apologies for being vigilant.
他们在学校的管理人员那儿已经很有名了，也许有点太有名了，可是他们从来不会为自己过于警惕而道歉。
His virus-avoiding strategy (besides steering clear of those who are sick and being vigilant about hand washing) includes loading up on quercetin-rich foods.
他建议的抗感冒病毒策略除了远离传染源和勤洗手以外，就是要多吃富含槲皮素的食物。
Repeated warnings about being vigilant, for example, often go unheeded as people fail to recognize the dangers of seemingly innocuous actions such as downloading files.
例如，反复被警告应提高警惕，但这些警告常常被当作耳边风——因为人们未能认识到下载文件等看似无害的行为的潜在危险。
I cannot imagine for the life of me , that after all this time and Trust anything untoward would be able to 'sneak in', so I am not really concerned …just, as you say …being vigilant.
我不能以我的生活方式来想像，毕竟这段时间，相信任何不详细的事可能会被“趁虚而入”，所以我并不是很担心…只是，就像你说的…变得警觉了。
If individuals on the edge of a group are more vigilant because they are at greater risk of being captured, then individuals on average would have to be more vigilant in smaller groups.
如果处于群体边缘的个体由于被捕获的风险更大而变得更加警惕，那么个体通常在较小的群体中就必须更加警惕。
But there is an increased police presence, as you can see, here. And the thousands of commuters that pass through every hour are being warned to be vigilant.
但是你可以看到，这里的警力部署已经增强，每个小时通过的数千名乘客都被告知保持警惕。
Beyond this, vigilant neighbours can significantly reduce the risk of your home being burgled when you're away.
此外，周围住着警惕性高的邻居，还可以大大减少主人不在家时家中被盗的风险。
Beyond this, vigilant neighbours can significantly reduce the risk of your home being burgled when you're away.
此外，周围住着警惕性高的邻居，还可以大大减少主人不在家时家中被盗的风险。
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