我们要严防他们的破坏活动。

We should keep a sharp look-out for their disruptive activities.

审计：严防小的开销，一个小的破绽可使一艘大的汽船淹没。

Auditing: Beceramics of little costs; a baby aperture can bore a ample address.

老虎发疯，我要严防，但是决不能因为有老虎在那里，我就退让到不成话！

If there are tIgers runnIng amok, I'll take precautIons, but that's no reason why I should gIve In to Wu Sun-fu completely.

中国消费者协会对有关警示进行了汇总，在此向社会发布，提请广大消费者严防商家欺诈。

Chinese consumer society had pool to concerning caution release to the society here submit to broad consumer takes strict precautions against a businessman con.