The diver went into the deep water beyond the dangerlimit.
潜水员下潜到超过危险线的深水中去了。
《新英汉大辞典》
2
Limit pressure can provide pipeline design parameters and the guarantee of safely operating, thus saving the construction cost and reducing danger of burst accidents.
管道极限压力的确定能为管道设计提供优化参数和安全运行保障，节约建设成本，降低危险系数。
3
This is a hacking simulation game invasion, but also found time limit and the danger, because it can exercise to become a hacker friend.