查询词典 be on the alert against
- 与 be on the alert against 相关的网络解释 [注：此内容来源于网络，仅供参考]
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to be concerned with：关于,涉及 忙于关心,关切
93.to be on the alert against/for sth. 警惕 | 94.to be concerned with 关于,涉及 忙于关心,关切 | 95.to attach importance to sth.认为..重要
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Nuclear-armed bombers were on the alert during the crisis：核武装轰炸机在危机期间处于警戒状态
5.on the alert : 警戒,防备着(危险... | Passengers on buses should be on the alert against pick-pockets. ... | Nuclear-armed bombers were on the alert during the crisis. 核武装轰炸机在危机期间处于警戒状态.
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on the alert：警戒,防备着(危险、意外或机会)
An up-to-date map 最新版地图 | 5.on the alert : 警戒,防备着(危险、意外或机会) | Passengers on buses should be on the alert against pick-pockets. 公共汽车上的乘客应提防扒手.
- 推荐网络解释
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NHL：abbr. non-hodgkin lymphoma; 淋巴瘤
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complete ordered field：完备有序体
完全的空间n点形 complete n-point in space | 完备有序体 complete ordered field | 完全正(直)交系 complete orthogonal system
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uniform scale：等分标尺
uniform limit 一致极限 | uniform scale 等分标尺 | uniform space 一致空间