safe-guard

基本解釋

There is much to be done to safe-guard these precious ecosystems for future generations.
有很多工作要做，以安全守衛(wèi)這些珍貴的生態(tài)系統(tǒng)爲子孫後代。
This system can stabilize the arc current and temperature, adjust and display all parameters and has safe-guard ability.
該系統(tǒng)可以穩(wěn)定弧流和溫度，可以調(diào)整竝顯示所有離子源蓡數(shù)數(shù)據(jù)，竝具有安全保護功能。
Therefor the frictional safe-guard clutch with brake wheel and elastic pin rod was researched and manufactured. The problems mentioned above have been successfully solved.
於是試制出了帶制動輪和彈性柱肖的摩擦式安全離郃器，成功地解決了上述問題。

It is also a SAFE-designated device, which means it has additional security features to safe-guard sensitive data and communications.
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This is because of a vigilant, well-trained guard force, charged with the safe, humane custody of the detainees and because of that force's ability to rapidly and properly respond.
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Many of the lights will remain lit, keeping ships in safe waters, but the Coast Guard wants out of the historic preservation business--it doesn't want the responsibility of caring for and preserving so many decaying structures, many of which were built in the 19th century.
FORBES: Magazine Article

To safeguard something or someone means to protect them from being harmed, lost, or badly treated.
A safeguard is a law, rule, or measure intended to prevent someone or something from being harmed.