Seeing that Chang'an was now under imminent threat, Xuanzong fled to Sichuan.

We recognize the imminent threat.

我们认识到这种紧迫的威胁。

So even though I possess the authority to order military strikes, I believed it was right, in the absence of a direct or imminent threat to our security, to take this debate to Congress.

因此，虽然我有权下令进行军事打击，但我认为，在我们的安全没有受到直接和紧迫威胁的情况下，应该将此提交国会辩论。

They also said-and this is important-that they don't consider that to be an imminent threat right now.

他们还说，这是重要的，他们现在不认为这是一个迫在眉睫的威胁。

Already, climate variability has jeopardized food security in many countries and is posing an imminent threat on others in the form of extreme weather events.

气候变化已经给许多国家的粮食安全造成危害，而因其导致的极端天气事件对其他国家构成的威胁迫在眉睫。

The first condition is that an informed, high-level official of the United States government has found that the targeted person presents an imminent threat of violent attack against the United States.

第一个条件是，有确凿证据且美国政府高层官员认为目标人物会在近期对美国实施恐怖袭击。

Finally, a Basis Function Neighbor ( BFN) preconditioning method is presented to solve the equation system obtained from the application of the moment methods. It is a physically based general-purposed preconditioning method for any type of basis function.

为了提高矩量法的计算效率，本文深入地研究了求解矩阵方程的预条件CGN方法，提出了一种以基函数邻居为基础的预条件方法&BFN预条件方法。

The scattering characteristics of various rectangular coaxial line discontinuities, with which a satellite beamforming network ( BFN) was built, were investigated by the finite difference time domain ( FDTD) method.

采用时域有限差分（FDTD）方法分析了构成卫星赋形天线馈电网络（BFN）的矩形同轴线各种不连续性结构的散射特性。

We find five brain areas, which are regarded as hinge brain areas in the task, through compare the relationship between the area betweenness and the average betweenness in BFN.

本文基于功能磁共振成像数据建立脑功能网络，通过比较区域介数值和整体平均介数值的关系找到了大脑在执行汉字认知任务时的5个枢纽脑区。

Model BFN Explosionproof and Anticorrosive High-pressure Sodium Lamp

BFN型防爆防腐高压钠灯

He gave the impression of a man whose heart was heavy.

他好像心事重重。

He did his impression of Tom Hanks.

他滑稽地模仿了汤姆∙汉克斯。

Their paintings were light and a bit fuzzy-they gave an impression of what the real world looked like.

他们的画很轻,有点模糊,给人一种真实世界的印象。

My first impression of him was favourable.

他给我的第一印象不错。

Each time left me with a new understanding of the country and a deep impression of the profound friendship between the Chinese and Australian people.

每次访问都让我耳目一新，也让我深深感受到中澳两国人民的深厚友谊。

He gives the impression of being a kind man.

他给人以亲切的感觉。

Clever lighting creates an impression of space in a room.

巧妙的照明会让人有屋子空间增大的感觉。

By providing healthy options, like salads and low-calorie sandwiches, they have at least given the impression of doing something about helping to fight obesity.

通过提供一些健康的选择，像沙拉和低热量的三明治，这些企业至少给人们留下了采取行动帮助对抗肥胖的印象。

Usually, when we see or talk to a person we have an impression of this person.

当看见一个人或者与一个人交谈的时候，我们通常会对这个人有印象。

He gave the impression of being a rather mild man.

他给大家的印象是一个性情相当温和的人。

Police have issued an artist's impression of her attacker.

警方公布了袭击她的人的模拟像。