Track safety protection zone轨道安全防护区间
safety operation zone安全作业区
safety y zone安全地带
safety zone safety island安全岛;平安岛
Safety Zone Stretch安全的范围内伸展
No Safety Zone危险地带
RADAR SAFETY ZONE雷达安全区
lower safety zone limit安全区下限
ground safety zone地面安全区
N-COUNT(可数名词) A safety zone is a place in the middle of a road crossing where you can wait before you cross the other half of the road. 交通安全岛 [美国英语]