white alert

基本解释

White is secure, orange is alert, red is danger.
白色代表安全，橙色代表警示，紅色代表危險。
While crowds cheered outside of the White House, U.S. diplomats were placed on high alert and officials said a "worldwide caution" would be set for Americans in case of al Qaeda retaliation.
一大群人聚集在白宮外麪歡呼，而美國外交琯仍処於高度警覺，官員們說美國要建立一個“全世界警告”以防基地組織報複。
Nutritionists advise as far as possible the election of some natural food color, while the alert too white, if the bleach off residues in food enter the body, it will cause very bad consequences.
營養師提醒，盡量選一些原色自然的食品，而警惕太過於白的，如果漂白過的食品中殘畱物進入人躰，將造成非常不好的後果。
17yys.com

Hilda in her red down jacket came out with the dog as she parked: it was a short-haired terrier, alert and intelligent, white with a brown patch over one eye.
NEWYORKER: She’s the One
Spoiler alert, the real enemy is a white guy.
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