1·She was physically delicate and psychologically unstable.
她身体纤弱，而且心理也不稳定。
—— 《柯林斯英汉双解大词典》
2·David's mother was unstable and moody.
戴维的母亲情绪不稳定，喜怒无常。
—— 《柯林斯英汉双解大词典》
3·Nitrogen is an unstable element.
氮是一种不稳定的元素。
4·So evanescent and unstable are men's works in this world!
在这个世界上，人的工作是这样的短暂和不稳定！
5·Unfortunately, the polyurethane foam he used is inherently unstable.
不幸的是，他使用的聚氨酯泡沫本身就不稳定。
1·The standard theory has been that women who have problems coping after abortion were probably already mentally unstable and therefore more likely to be even worse off if they continued the pregnancy.
传统理论一直认为堕胎后出现适应问题的妇女很可能之前就已精神不稳，因此，如果她们继续妊娠，情况可能会更糟。
2·Multislice ct provides a reliable and rapid diagnosis even in the haemodynamically unstable patient and should not be delayed for management of the fracture.
即使对于血流动力学不稳的患者，多层螺旋CT亦能够做出可靠和快速的诊断，不应因处置骨折而延误检查。
3·So, small first stabilize the unstable atmosphere, walk in the viscera qi!
等等，小编先稳定一下气息不稳，游走于五脏六腑的真气！
4·Many patients with pelvic injuries are haemodynamically unstable.
许多骨盆损伤的患者存在血流动力学不稳。
5·Winter, tire easily aging, lower coefficient of friction with the road surface, the situation appears unstable grip.
冬季来临，轮胎容易老化，与路面的摩擦系数降低，出现抓地不稳的状况。
1·The political situation remains highly unstable.
政局仍然十分动荡。
—— 《牛津词典》
2·Iran is the fulcrum of an unstable region.
伊朗是这块动荡区域的杠杆支点。
3·Such tricks may be handy in dealing with unreliable Allies as well as foes, but they can also hamper Western efforts to contain risk in unstable countries.
诸如此类的小伎俩在对付靠不住的盟友和敌人是都是便捷的，但也阻碍了西方在动荡国家控制风险的努力。
4·But in floating exchange rate markets, speculators can only make money if they help to stabilise the market, not if they make it more unstable.
但是在浮动汇率市场上，投机商若要赚钱，只有帮助稳定市场而不是使市场更加动荡。
5·And sadly, it will continue to be true in unstable regions for years to come.
不幸的是，这种状况在今后岁月里会继续存在于动荡地区。
1·The implementation of euthanasia can aggravate social complication and may become one kind of social unstable factor.
实施安乐死会加重社会的复杂化，可以成为社会的一种不安定因素。
2·In past years, disgruntled or mentally unstable Chinese citizens have set off explosions near buildings or on buses.
在过去这几年，不满或有心理问题的不安定中国公民在建筑楼或公交车上引发爆炸。
3·In this article, we will analyze the potential risks and unstable factors of the 2010 Shanghai World Expo, and study the security work of the 2010 Shanghai World Expo.
在此，我们针对上海世博会的潜在安全风险和不安定因素进行分析，并对2010年上海世博会的安全保卫工作提出构想。
4·Mine is unstable, and she has not gotten used to using email, so that has caused our contact to become less and less.
我的不安定，和她不习惯使用电子邮件，让我们的联络越来越少。
5·In order to decrease the content of unstable components such as sulphur, nitrogen and so on in RFCC LCO, an approach to chemical refining agent FS is adopted in our experiment.
为了降低重油催化裂化柴油中硫、氮等不安定组分的含量，采取添加fs化学精制剂的方法。
1·The back wheels of the plane touched the runway, but it became unstable when the front wheel touched down, he said.
他说，飞机后轮先着陆，但当前轮着陆以后，飞机就开始不平稳了。
2·The running period is always unstable, since the double-room anion exchanger of the water treatment plant have restricted the economic running seriously.
水处理站双室阴离子交换器自投运以来周期一直不平稳，严重的制约着水处理站的经济运行。
3·The anchoring or set to the artificial bottom hole of the separate injection pipe string has solved the creep of the pipe string resulted from the unstable water injection pressure.
分注管柱实施锚定或支撑到人工井底，克服了管柱因注水压力不平稳等原因造成的管柱蠕动现象；
4·The adjustable eccentric weight can drive to the Central Line of main shaft through motor. Under the unstable state, it produces centrifugal force that makes raw material form vortex in the sieve.
可调节的偏心重锤经马达驱动传达到主轴中心线，在不平稳状态下，产生离心力，使物料强度改变在筛内形成轨道旋涡。