safeadj.处境(或情况)安全；不损害(或危害)健康的；安全的；n.保险箱；保险柜；
safetyn.安全；平安；安全性；无危险
Careful consideration should be given to issues of health and safety.
健康与安全的问题应该认真予以考虑。
The object is to educate people about road safety.
目的就是教育人们注意交通安全。
The child was found safe and well.
小孩找到了，安然无恙。
