查询词典 be known to

The exact cause of cerebellar abiotrophy is not known, but it is thought to be due to an intrinsic metabolic defect.

该疾病确切地病因不明，但人们认为可能是内在代谢缺陷所造成的。

In the core of the larger spiral structure of NGC 1300, the nucleus shows its own extraordinary and distinct "grand-design" spiral structure that is about 3,300 light-years long. Only galaxies with large-scale bars appear to have these grand-design inner disks — a spiral within a spiral. Models suggest that the gas in a bar can be funneled inwards, and then spiral into the center through the grand-design disk, where it can potentially fuel a central black holes. NGC 1300 is not known to have an active nucleus, however, indicating either that there is no black hole, or that it is not accreting matter.

星系演化除了像两个星系相撞那样的剧烈作用之外，还有自己内部很慢的演化，因为一个星系总会有一些引力不稳定，如上图中的NGC1300，它是一个棒旋星系，这种bar结构导致的引力不完全对称会驱使很多气体和尘埃损失角动量往里面落，我们可以清楚的看到dust lanes，有点像黑洞的吸积，但这个星系是个非活动星系，目前还没有黑洞存在的明确证据，but我相信肯定是有的，没有比在星系中心放一个黑洞再完美不过的事情了，或许这些下落的dust lanes是黑洞发光的开始呢。

Immediate notice should be given to the Company when the Cargo Owners actual responsibility under the Contract of Affreightment n Both to Blame Collision Clause becomes known..

在获悉有关运输契约中"船舶互撞责任"条款的实际责任后，应及时通知保险人。

The airstrike is part of a military crackdown on insurgents in Diwaniya, which is known to be home to Shiite militias.

空袭是对Diwaniya城反抗军镇压的一部分，这个城市被人所周知为什叶派武装的大本营。

Moreover, extracts relating to ceremonial are given with them from the Statuta Ecclesia Antiqua, formerly attributed the Fourth Council of Carthage, but now known to be a Gallican decree "promulgated in the province of Arles towards the end of the fifth century".

此外，提取有关礼仪得到与他们从教会古Statuta ，以前由於第四次理事会的迦太基，但现在已知的是一个高卢圣法令颁布的省阿尔勒接近年底的第五次世纪

I have known performance appraisal to be used to

我所知道的绩效评估的目的有

It is the most effective way since it entails attentiveness to everything that is to be known, leaving no room for mind wandering.

这是最有效的方法，因为把注意力运用于每一个所觉知的事物，就没有给心留下打妄想的空间。

Finally, we have to recognize conditions known to be associated with a high risk of bacterial infection.

最后，必须认识到，某些情况伴随有很高的细菌感染风险。

The stone bat with bark cloth, found in the Dawan culture around the estuary of Pearl River, is known to be the earliest and the most reliable material attached to the technique of back cloth in the Main Land of China.

环珠江口一带的大湾文化中发现的树皮布石拍是中国大陆目前所知唯一年代最早，可靠性最强的与树皮布技术相关的资料。

Avoid foods that are known to be more likely to cause allergic reactions.

避免的食物是众所周知的更可能造成过敏反应。

In the negative and interrogative forms, of course, this is identical to the non-emphatic forms.

。但是，在否定句或疑问句里，这种带有"do"的方法表达的效果却没有什么强调的意思。

Go down on one's knees;kneel down

屈膝跪下。。。下跪祈祷