# keep free from ##### 词义 - #词性/v 使免于，保持不受……的影响或干扰；保持远离，避免接触 ##### 例句 - It is comparatively simple to keep the school free from this worst of all evils. - 使学校脱离这种所有邪恶中最坏的邪恶，相对来说比较简单。 - And legend has it that villagers anxious about traffic safety need only bury a loris beneath a new road to keep it free from accidents. - 而且传说中，担心交通安全的村民只需将一只懒猴埋在新建道路的路面下，就可以永保这条路没有车祸。 - In addition to using "hands-free" devices, which keep mobile phones away from the head and body during phone calls, exposure is also reduced by limiting the number and length of calls. - 除使用“免提”装置在通话时将移动电话与头部和身体保持一定距离以外，限制通话次数和时间，也会减少接触量。