fail safe safety interlock 故障自动防护联锁装置
Intrinsic Safety Intrinsically Safe 本质安全
safe function of safety devices 安全设备的安全功能
The theme of the day this year is to give students more knowledge about safety and make sure their lives safe.
今年这一天的主题是教给学生们更多关于安全的知识,确保他们的生命安全。
For safety, you are advised to deposit your valuables in the hotel safe while going out for visiting.
为了安全起见,建议你在外出游览时把贵重物品存到酒店保险箱内。
Elke Steinwender says there are many levels of safety built into the Kids Club to make sure that children have a safe and fun experience online.
VOA: special.2010.12.28
"The president understands that his most important job is to keep the American people safe, and that he is not going to make any decision or any judgment that imperils the safety of the American people,"
VOA: standard.2009.05.20
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