protect against meaning in Chinese
防御
Examples
- Drain piping may require to be protected against freezing .
泄水管要求有防冻保护措施。 - Such guards also protect against fraying by roe deer .
这种保护措施还可防止獐鹿摩擦损伤。 - Our army must be protected against surprise attacks .
我们的军队必须做好对于突然袭击的戒备。 - It can be used for devising systems to protect against frost damage .
它可用来设计防止霜害的方法。 - Each type evokes antibodies which protect against the homologous .
每一种类型都能产生抗同种病毒的抗体。