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- One should not run about aimlessly during an alert. 空袭警报期间不可到处乱跑。
- She is always on the alert for some new calamity. 她总是保持警觉以防某种新的灾难。
- It happened prior to my arrival. 这发生在我到达之前。
- Keep on the alert; we're due for an inspection. 提防着点，轮到检查我们了。
- Be sure to be watchful or alert. 必须留神，千万要提防。
- I appreciate that you may have prior commitments. 我体谅你可能事先已另有承诺。
- Something afforded or deserving prior attention. 优先考虑的事或值得优先注意的事
- They have put the army on the alert. 他们已使军队进入戒备状态。
- The alert leopard went up to a deer quietly. 警觉的豹子静悄悄地走近一只鹿。
- His answer was tinted by his prior knowledge. 他的回答说明他先前就有所了解。
- An alert listener will have noticed the error. 耳朵尖的人能听出这个错。
- No prior knowledge should be required. 不需要预先学得什么知识。
- My children have a prior claim on my time. 我的时间首先得用来照顾我的孩子。
- It happened prior to her departure. 这事在她走前发生的。
- The district was put on red alert during a terrorist bomb scare. 这个地区在得到恐怖主义者轰炸后作了应急准备。
- Alert to circumstances; attentive. 对周围环境敏感的; 留心的
- Troops are on the alert against any possible aggression. 军队戒备着可能的来犯。
- I was unable to attend the meeting because of a prior engagement. 我因有约在先，所以未能参加这个会。
- The boy was alert in answering the stranger's questions. 男孩很机敏地回答了陌生人的问题。
- Prior to entering the nozzle, the steam is at high pressure. 在进入喷嘴之前，蒸汽处于高压状态。
