罕见

It is reported that this is a rare case in the history of mankind.

据悉，这是人类生命史上十分罕见的现象。

Planted the Chinese catalpa saying that looked like he such situation, in 798 artistic areas, was not rare.

植梓说，像他这样的情况，在798艺术区，并不罕见。

Rarely, subjects without cataplexy or HLA-DQB1*0602, or those with secondary narcolepsy, had low CSF levels of hypocretin-1. Healthy controls, neurological controls without sleep disorders, and subjects with other sleep disorders all had normal or intermediate levels.

然而罕见的是，没有猝倒症也没有HLA-DQB1*0602的患者，或其它次发性猝睡症患者，他们在脑脊液中的hypocretin-1浓度都很低；而在健康的对照组中，不管有没有任何睡眠障碍，他们脑脊液中的hypocretin-1浓度皆正常或为中等含量。

Cases of the inferior vena cava duplication were reported.

下腔静脉重复畸形是一种罕见的先天性血管发育变异。

Battery powered chainsaws are fairly rare in the United States, but if you are interested in a battery powered chainsaw you can find them.

电池院线都是相当罕见，在美国，但如果你有兴趣在一个电池供电的链子，你可以找到他们。

Primary benign tumors of trachea and bronchus were infrequent and clinical symptoms were dormant and characterless.

原发性气管支气管良性肿瘤罕见，临床症状隐匿而无特异性，应提高警惕，以免误诊。

Schraeder was diagnosed with a rare diabetic complication called Charcot foot.

schraeder被诊断为一种罕见的糖尿病并发症的所谓夏脚。

The typical Charolais is white in colour with a pink muzzle and pale hooves, horned, long bodied, and good milkers with a general coarseness to the animal not being uncommon.

典型的夏洛来都是白色的粉红色的钳制，苍白蹄角，长身体，良好的一般粗糙的动物milkers不罕见。

PCNSL isolated to the optic chiasm has been described only once in an immunocompetent patient.

本例患者较罕见，因为淋巴瘤侵及了视神经、视交叉，并且发生于免疫功能正常的病人。

Chickenpox is rare but usually much more serious in adults.

水痘是罕见的，但通常更为严重的成年人。

In the United States, chronic alcoholism and hepatitis C are the most common ones.

在美国，慢性酒精中毒，肝炎是最常见的。

If you have any questions, you can contact me anytime.

如果有任何问题，你可以随时联系我。