at critical的意思|示意
在临界状态下
at critical的用法详解
英语单词at critical的用法讲解
at critical一般指“处于紧要关头；处于危险时刻；好生转折；情况危急”的意思。
1. 常见的句型有：
(1) The patient’s condition is at critical now.
病人的状况现在紧要关头。
(2) His career was at critical when he was laid off.
当他被辞退时，他的事业处于危险时刻。
(3) His life was at critical when the parachute failed to open.
当降落伞没能打开是，他的生命处于危险时刻。
2. at critical也可以指“临界；重要的”的意思。
(1) We are now at critical point in the history of our nation.
我们现在正处于我国历史上转折点。
(2) Yesterday was an important day, a day at critical for the future of our company.
昨天是一个重要的日子，是对公司未来极为关键的一天。
3.和at critical相近的表达还有on the brink of、in a critical condition等，例句如下：
(1) His old car was on the brink of breakdown.
他的旧车几乎要坏掉了。
(2) The patient was in a critical condition.
病人病情十分危急。
at critical相关短语
1、 reflection at critical 临界反射
2、 endurance at critical frequency 关键频率耐久
3、 reflection at critical angle 临界角反射
4、 temperature at critical point 临界点温度
5、 at critical juncture 在关键时刻
6、 at a critical moment 千钧一发
7、 Pressure At Critical Point 临界压力
8、 specific volume at critical point 临界点比容
9、 reflection at critical angle detail 临界角反射
at critical相关例句
It costs even less to retrofit existing facilities to keep their services running at critical times.
甚至比改造现有设施，使其在危急时刻保持服务运转所需的费用还要少。
Then we combine with example — BTW model to simulate and analyze its characteristic at critical point.
并以具体实例,即BTW模型来模拟分析其在临界点所具有的特性.
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Milestones are defined at critical execution points and key roles for meeting each milestone are identified and assigned.
在重要的执行点上定义了里程碑，并且为了符合每个里程碑的要求，标识和分配了一些关键角色。
The Republic of Angola is at critical period where post - war reconstruction is taking place.
目前,安哥拉共和国正处于战后重建中,建筑市场需求大,有利于公司生存与发展.
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He handles affairs neatly , maturely , and always plays to the score at critical momenthead off danger.
他做事历练稳重, 总能在危机关头随机应变,化险为夷.
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Blades: Light, stiff carbon fiber replaces fiberglass at critical points in the blades, so they lose pounds and gain strength.
风叶特点：风叶的关键部位由轻质、强度高的碳纤维替代传统的玻璃纤维，结果是重量得到减轻而强度却增加了。