The 《Regulations for Preventing Collision》 doesn t give any definitions to “the risk of collision”, “close quarters situation” and “immediate danger”.
《１９７２年国际海上避碰规则》对“碰撞危险”、“紧迫局面”和“紧迫危险”未作明确定义。
Study on Intelligent Ship Collision Avoidance Decision-Making in Imminent Danger
紧迫危险下的船舶智能避碰决策研究
Research and Simulation of Intelligent Collision Avoidance for Two Vessels Run into Close-quarters Danger
两船陷入紧迫危险的智能避碰及其仿真研究
Second, the government should have adequate authority to prevent unreasonable risks of injury to health or the environment, particularly imminent hazards.
第二，政府应该有充分的权力防止危害健康和环境，特别是那些紧迫的危险。
Urgency, danger, authoritativeness, human itarianism and systematicness are the five basic characteristics of public crisis management.
公共危机管理具有紧迫性、危险性、权威性、人本性和系统性五个基本特征。
Dangers were looming ahead.
危险可怖地迫在眉睫。
At present, outer space is faced with the danger of weaponization, and protection of outer space from weaponization and an arms race has become a very urgent and realistic issue.
当前外空面临武器化的危险，防止外空武器化和外空军备竞赛，已成为十分紧迫的现实问题。
Crisis Management--A Urgent Problem Facing Enterprises;
危机管理——企业界面临的一个紧迫问题
A Study on the Necessity in the Situation in which the Actor Causes the Danger Himself;
自招危险情形下的紧急避险问题研究
The Necessity and Emergency of the Risk Elimination & Reinforcement Engineering of Risky-laden Sluices in Guangxi
广西病险水闸除险加固的必要性和紧迫性
an intangible feeling of impending disaster.
莫名其妙的对危险迫近的感觉。
The king convokes parliament to cope with the impending danger .
国王召开国会以应付迫近眉睫的危险。
Foresight. Psionic senses warn you of impending danger.
预警术：灵能感官向你警告迫近的危险。
I am in grave danger my friend. I have great need your help.
=>我现在很危险，迫切需要你的援助。
Therefore, strengthening the local government’s crisis management is a urgent task.
因而,加强地方政府危机管理成为一项紧迫任务。
water-related dangers and emergency situations
与水有关的危险和紧急情况
Major surgery followed by a touch-and-go recovery.
紧随着大手术的危险的恢复期
The most dangerous and exciting travel lay before them.
在他们面前的那段路程最危险紧张。
"To make less dangerous, tense, or hostile"
减少危险性、紧张程度或敌对程度.