They put their minds in gear before opening their mouths: "Be careful what you say and protect your life.
他们三思而后才开口说话。 “谨守口的，得保生命；
There are different types of gear that are specifically designed to protect certain areas of the body.
有不同类型的设备，该设备是专门为保护某些地区的机构。
Organizations in India gear up to protect the rights of children including breast-feeding, immunization, and nutrition.
印度许多组织迎合潮流，保护儿童权益，包括提倡婴儿授母乳、免疫注射和强化儿童营养。
Synchronous belt is a kind of special belt which possesses the merits of gear, chain and belt transmissions. The material is protect the teeth and the skeleton material.
同步带是一种集链传动、带传动、齿轮传动的优点于一身的传动带，包覆布是保护其齿部和骨架线绳的材料。
As the match began, I was alarmed to see that the other team was wrestling without head gear, a kind of light helmet designed to protect a wrestler's ears.
比赛一开始，我很警觉地注意到对方摔跤没有带头部护具，一种用来保护摔跤选手耳朵的轻质头盔。
Safety brakes have been used at low speed shaft of ladle cranes, especially of those with planet gear boxes. Safety brakes protect the main hoist effectively.
铸造起重机(特别是采用行星减速机者)在卷筒端低速轴上安装安全制动器，对起升机构起到有效的安全保护作用。
Safety brakes have been used at low speed shaft of ladle cranes, especially of those with planet gear boxes. Safety brakes protect the main hoist effectively.
铸造起重机(特别是采用行星减速机者)在卷筒端低速轴上安装安全制动器，对起升机构起到有效的安全保护作用。
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