our company has informed us that there have been many cases of piracy, and warned us to be on the alert .
公司已经通知我们,最近连续发生多起海盗袭击船舶事件,因此要求我港提高警惕。
it is important to be on the alert for symptoms for h1n1, especially for seniors and those with a chronic health condition as they are more vulnerable to respiratory infection.
年长或患有长期疾病的人士较容易感染呼吸道疾病。因此他们需要特别留意有关甲型流感病癥。
we must be on the alert to discharge our responsibilities toward the friendly countries.
我们必须警惕自己放弃对友好国家的责任的做法。
「it「s really just a general warning for shipping in that area to be on the alert for icebergs, 」 said maritime new zealand spokesman ross henderson.
新西兰政府在发现冰川的南部海域已经发布了海岸航海警示。
be on the alert for children walking in the street, particularly in neighborhoods that have no sidewalks.
有孩子行走的街道要当心,尤其是在没有人行道的街区。
considering the fact that the patient」s heart, lungs, kidneys and brain functions have remained poor, one should be on the alert for an accident that might recur at any time.
鑒于患者心、肺、肾以及脑等脏器功能仍差,今后尚应警惕随时都能发生意外。
drivers must be on the alert for traffic signals.
驾驶员必须密切注意交通信号。
the policemen seem to be on the alert against something and their expressions alter when they see the clock--the crew thought it was a bomb and alerted the police!
警察好像随时準备着应付什么,看到是只闹钟时他们的表情改变了--原来机组人员把闹钟当成了,并且向警察报了警!
we are therefore campaigning for authors, researchers and editors to be on the alert for plagiarism and to work against cultural misunderstandings.
因此我们正在帮助论文作者、研究人员以及杂志编辑小心提防剽窃,而且还要对抗文化上的误解。
when you back out of your driveway or leave your garage, be on the alert for children who are walking or bicycling to school.
当您开回您的车道或驶离车库,请当心步行或骑自行车上学的儿童。
in his journal, henry david thoreau wrote, "my profession is always to be on the alert to find god in nature, to know his lurking places, to attend all the oratories, the operas in nature .
亨利·大卫·梭罗在日记中写道:“我要做的就是时时刻刻从自然中发现上帝的存在,了解他在自然中隐藏的地方,观赏在自然界中上演的所有演讲和华丽的歌剧演出。
drivers must be on the alert for traffic signals.
司机必须注意交通信号。
currently, first, the brics should be on the alert that hostile powers in developed countries may make mischief between them under the cover of ideology and history-made problems;
当前,它们一是要特别警惕发达国家中的敌对势力利用意识形态和历史遗留的问题挑拨离间;