preventive中文什么意思

adj.
预防的 (of); 防止的；防护的。n.
1.防护物；预防法；预防措施；预防剂。
2.〔古语〕沿岸缉私员。
+更多解释...短语和例子
preventive medicine 【医学】预防医学；预防药。 a preventive war 【军事】先发制人的战争。 preventive maintenance 【机械工程】定期维修。 the P- Service 〔英国〕沿岸海关缉私队。

• a preventive of boredom:    防止枯燥的一种手段
• corrosion preventive:    防腐剂; 防腐蚀的; 腐蚀预防剂; ...
• dust preventive:    尘埃预防法; 防尘剂

例句与用法

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1. It should be ascertained if preventive or control procedures have already been attempted .
   应查明是否已采取了预防或控制措施。
2. Until new information is obtained, no rational preventive program is possible .
   直至目前为止，所得到的新材料，还是没有什么理想的防止措施。
3. Preventive control includes all measures taken to prevent the introduction and spread of weeds .
   预防性控制包括所有阻止杂草侵入和蔓延的措施。
4. Whatever vaccines ultimately become available, there is no question that such preventives are urgently needed .
   不管最终出现的是哪种疫苗，对它们的迫切需求是毫无问题的。

英文释义

a

1. tending to prevent or hinder
   同义词：preventative

形容词

1. preventing or contributing to the prevention of disease; "preventive medicine"; "vaccines are prophylactic"; "a prophylactic drug"
   同义词：preventative, prophylactic

名词

1. an agent or device intended to prevent conception
   同义词：contraceptive, preventative, contraceptive device, prophylactic device, birth control device
2. any obstruction that impedes or is burdensome
   同义词：hindrance, hinderance, hitch, preventative, encumbrance, incumbrance, interference
3. remedy that prevents or slows the course of an illness or disease; "the doctor recommended several preventatives"
   同义词：preventative, prophylactic