他的情绪变化不定，一会儿恐惧一会儿生气。
这一计算由于变化不定的气候而更加困难。
Such calculations are made more difficult by the uncertainty surrounding climate change.
发型变化不定但长发一直流行。
那是一个风向变化不定的阴天。
他的心情变化不定，有时激动，有时害怕。
他的心情变化不定。
浏览器也往往会向标题中添加空格，使按钮的长度变化不定。
Browsers also often add padding Spaces to the captions, giving the buttons varying lengths.
当温度很高且变化不定时，电流的变化规律呈明显的随机性。
When temperature is high and unstable, the current changes with randomness.
在JDBC2开发的过程中，SQL99还处在一种变化不定的情况下。
During the JDBC 2 development process, SQL99 was still in a state of flux.
过去25年二氧化碳排放一直在稳定上升，而甲烷的排放量则变化不定。
Whereas carbon dioxide emissions have marched steadily upward, methane emissions have varied considerably over the last 25 years.
自危机爆发时起，变化不定的库存水平就一直对整体经济活动造成很大影响。
Fluctuating inventories have been a big influence on overall economic activity since the onset of the crisis.
北部非洲的撒哈拉沙漠。这张照片中是阿尔及利亚境内形状变化不定的沙海。
As passing over the Sahara in northern Africa, Chiao took this picture of the Eastern Sand sea-a vast basin filled with shifting dunes-in Algeria.
进行中耕锄草处理的冬枣树，上层生长根和吸收根变化幅度较大，变化不定；
Under intertilled weeding, the growth root and the absorption root in the surface layer chang a lot, and the changing is not steady;
我可以在变化不定的环境中茁壮成长，并且把那些意外的障碍变为成功的基石。
I thrive in a fluctuating environment and I transform unexpected obstacles into stepping stones for achievements.
某日，安琪儿和我讨论了一个很有趣的话题，关于那些很自然形成的对生活态度的变化不定。
Angel and I had an interesting conversation the other day regarding the natural uncertainty of life.
但是性能上的提高量却是变化不定的（取决于工作负载，范围在 5% 与 13% 之间）。
The performance gain can vary widely (in the range of 5 to 13%, depending on the workload).
在尤达的早期故事创作中，对他的描述变化不定，一会是巨大的外星人，一会又变得身材矮小。
In the early story development of Yoda, the initial descriptions varied from a large alien being to a tiny one.
针对营销企业商品月销售数量变化不定的难点，提出了基于云模型的商品月销售量的预测方法。
Against the difficult problems in protean month sales volume of goods, the method of cloud model is proposed to do month sale forecasting.
证券市场于变化不定中度过了一个艰难的星期，道琼斯工业平均指数以近12年的最低水平收盘。
Amid the uncertainty, stock markets endured a difficult week, with the Dow Jones Industrial Average closing at its lowest level in nearly 12 years.
且不说变化不定的经济，过去几个月来情感上的波折就可能使这种被称为“假日忧伤”的情感更为普遍。
These feelings, often known as the "holiday blues," may be even more prevalent, due to the emotional turmoil of the past few months, not to mention the unsteady economy.
且不说变化不定的经济，过去几个月来情感上的波折就可能使这种被称为"假日忧伤"的情感更为普遍。
These feelings, often known as the "holiday blues," may be even more prevalent, due to the emotional turmoil of the past few months, not tomention the unsteady economy。
然而，木卡姆的唱词却并不都与狩猎活动有关，而是随着唱歌艺人的心情技巧、现场环境等而变化不定。
However, not all the lyrics of Muqam are related to the hunting activities. They vary according to the mood of the singing artists and the conditions where it is performed.
再者，生育使得女人的体重变化不定。生育期间，体重增加甚为正常，想要减到生育前的体重很是辛苦。
Plus, women have a biological "yo-yo" – childbearing, where excursions of weight are normal, and it's often a struggle to get exactly back to the same pre-pregnancy weight.
且不说变化不定的经济，过去几个月来情感上的波折就可能使这种被称为假日忧伤的情感在今年更为普遍。
These feelings, often known as the "holiday blues, " may be even more common this year, due to the emotional disorder of the past few months, not to mention the unsteady economy.
近些年来，它之所以能够变得如此重要，部分原因就在于当今的经济更加富有竞争性，更加趋向于变化不定。
Part of the reason it has become so important in recent years is that the business world has become more competitive and more volatile.
且不说变化不定的经济，过去几个月来情感上的波折就可能使这种被称为“假日忧伤”的情感在今年更为普遍。
These feelings, often known as the "holiday blues," may be even more prevalent this year, due to the emotional turmoil of the past few months, not to mention the unsteady economy.
由于他本人同样也可能遭到奇克夫人的突然袭击，所以他们的小吵小闹通常具有变化不定的特色。这是很富有生气的。
Being liable himself to similar unlooked for checks from Mrs Chick, their little contests usually possessed a character of uncertainty that was very animating.
日本传出的信息经常变化,以至于很难确定居民究竟暴露在怎样的辐射水平下;各种情形下不同的地方辐射水平变化不定。
The information coming out of Japan changes so frequently that it's difficult to pin down a specific level of radiation that residents are exposed to; in any case, levels vary from place to place.
内胆底部累积的沉淀物会产生变化不定的噪音，并可能造成内胆过早老化。按照“ 排水和冲刷”地说明排泄并冲刷内胆。
Sediment buildup in the tank bottom will create varying amounts of noise and may cause premature tank failure. Drain and flush the tank as directed under " Draining and Flushing".
内胆底部累积的沉淀物会产生变化不定的噪音，并可能造成内胆过早老化。按照“ 排水和冲刷”地说明排泄并冲刷内胆。
Sediment buildup in the tank bottom will create varying amounts of noise and may cause premature tank failure. Drain and flush the tank as directed under " Draining and Flushing".
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