现在，这样的速度是很不寻常的，比冰川的正常移动速度快几百倍，但是你可以看到冰川在这些涌动中移动，虽然很少见。
Now, speeds like that are pretty unusual, hundreds of times faster than the regular movement of glaciers, but you can actually see glacier move during these surges, though it is rare.
科学家们知道行星是从年轻的恒星周围的物质盘中形成的，但是理论认为从尘埃盘到行星系统的转变非常快，人们很少见到在这一阶段的物体。
Scientists know planets form out of the discs of material around young stars, but theory says the transition from dust disc to planetary system is rapid and few objects are caught during this phase.
但是恰恰是一些个子不高的人会有很少见的基因突变，也就是“高寿基因”，它可以延长寿命。
Also, some shorter people possess a rare genetic mutation, known as the "Methuselah gene," that seems to extend their life spans.
但是这种情况——由类管理其自己的内存——是一种非常少见的情况，即显式地消除不再需要的对象是一个好主意。
However, this case — where a class manages its own memory — is one of the very few situations where explicitly nulling objects that are no longer needed is a good idea.
当然，有时候他们失败了——操场上最常见的便是摔伤，但是无论是身体上的还是情感上的永久性伤害都很少见。
Sometimes, of course, their mastery fails, and falls are the common form of playground injury. But these rarely cause permanent damage, either physically or emotionally.
在美国出生的孩子中，每年只有5个孩子的雷伯氏先天性黑内障与豪斯为同一类型，但是从一个少见的单基因缺陷入手，是开发更普遍的治疗模型的一个很好的途径。
Only five children born in the U.S. annually have the same type of LCA as Morehouse, but focusing on a rare single-gene defect is a good way to develop a model for treating more common ailments.
但是，此类事故非常少见，因为发生这种事故的条件是艇上柴油发动机系统制造或维护状况很差，以及工程人员受过的培训和指导非常差劲，这才可能让事件失控。
But such an incident is rare, as it requires a poorly built or maintained diesel system on board, and a poorly trained and supervised engineering crew to allow something like this to get out of hand.
蜥蜴界的一夫一妻制很少见，但是这些糙背蜥蜴是例外。
Monogamy is pretty rare among lizards, but these skinks are the exception.
还存在着第三种双胞胎，但是是很少见的一种。
There is a third type of twins, but it is a very unusual one.
虽然空调触电是很少见的事情，但是少见并不代表没有，所以人们在这个问题上更加要重要，不可以把它忽视。
Although air conditioning electric shock is rare, but rare does not mean no, so people on this problem is more important, can not ignore it.
马或许会因为吃了过量的麦秆而消化道出现梗阻，从而引发腹痛，这种情况很少见，但是最好是首先观察你的马，确保它不会狼吞虎咽的狂吃麦秆。
Rarely, a horse may eat so much straw that it causes a blockage in his digestive system, which results in colic, so watch him at first to make sure he's not gorging on it.
而第二点则更加致命，精神属性不但是武魂少见，精神属性的魂兽也同样是极其罕见。
The second point is even more deadly, mental properties not only Wuhun rare, spiritual attribute, also is extremely rare.
困在电梯里当然会有危险，但是庆幸的是，这种情况很少见，你可以拨打紧急电话，得到援助。
Of course there's always the danger of getting stuck in one– but thankfully that's rare and usually you can dial an emergency number and be rescued.
他的态度不很热情，这种情况是少见的，但是我认为他看到我时还是高兴的。
His manner was not effusive, it seldom was; but he was glad, I think, to see me.
象这种规模的事例是很少见的，但是也不会稀少到可以被忽略。
Events of this size are rare, but not rare that they can be ignored.
虽然动脉粥样硬化比较常见，但是胆固醇栓子是少见的，至少是大多情况下不明显的。
Despite the frequency of aortic atherosclerosis, cholesterol emboli are rare, or at least insignficant most of the time.
一个少见的但是十分严重的错误是耳朵太小，这种耳朵通常耳位很高，看起来像很小的流苏，而且背面的双褶皱也会不见。
A rare but serious fault is for ears to be too small, such ears are usually high set on and look like little tassels and the double fold at the back is missing.
脓毒性关节炎是一种相对少见的病变，但是在病人出现新发的颈部症状和发热是需要考虑到其可能性。
Septic arthritis is a relatively uncommon disorder but must always be suspected in a patient with a new onset spinal symptoms and fever.
在电影首映礼上见到这么多明星不是十分常见的，但是更少见的是这些大明星还全部都在电影里出现了。
It's not uncommon to see a ton of celebs at film premieres, but rarely are all the big name attendees actually in the movie!
皮肤瘙痒存在许多诱因，其中包括皮肤干燥和皮肤过敏，但是把皮肤瘙痒作为癌症的一个体征是很少见的。
Itchy skin has many causes, including dryness and allergies, but only rarely does it signal that a person has cancer.
皮肤瘙痒存在许多诱因，其中包括皮肤干燥和皮肤过敏，但是把皮肤瘙痒作为癌症的一个体征是很少见的。
Itchy skin has many causes, including dryness and allergies, but only rarely does it signal that a person has cancer.
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