be strictly on guard against;take strict precautions against ;

高速公路治理单位严格高速公路入口治理, 严防超限超载车辆驶入高速公路.
来源:互联网摘选Please confirm the brand of Jinxin when you select out products, and avoid of adulterated goods.
使用本厂产品,请认准“金鑫”产品, 严防假冒.
来源:互联网摘选Not for a moment must we relax our vigilance and our strict precautions against such persons.
对于这些分子的警惕和严防,一刻也不应该放松.
来源:互联网摘选我们加强了进出口检疫措施,严防疫情的传入和输出.
来源:互联网摘选Why strictly prevent the intense chemical contact the artificial stone surface?
为什么要严防烈性化学品接触人造石表面?
来源:互联网摘选During an epidemic of bird flu we must moniter the transmission between migrating species.
禽流感期间,要严防往来迁徙的飞禽传播病毒.
来源:网络文摘精选S. now grows strong south of his arc , he will have to fight duty.
因为 现在美军在他的南部防线增加兵力, 他必须严防死守.
来源:互联网摘选严防潮湿,通风、干燥处存放,保持期一年.
来源:互联网摘选In scientific discussions it is essential to guard against subjectivism and arbitrariness.
在科学讨论中要严防主观武断.
来源:《现代英汉综合大词典》
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