They might well be overoptimistic, however since corporate executives have sometimes bought shares in their own company in a calculated attempt to dispel negative rumors about the company's health.
不过，他们可能过于乐观了，因为公司高管有时会购买自己公司的股票，目的是为了消除有关公司健康状况的负面传闻。
Since adult dinosaur fossils have sometimes been discovered near or on top of nests, we've been looking at the dinosaur parenting behavior.
由于成年恐龙化石有时在巢穴附近或巢穴顶部被发现，我们一直在观察恐龙的育儿行为。
Young children are trusting of commercial advertisements in the media, and advertisers have sometimes been accused of taking advantage of this trusting outlook.
儿童对于媒体中的商业广告一直很信任，而广告商们时常因为利用这种信任而受到指责。
Coffins at funerals have sometimes turned out to be empty.
葬礼上的棺材有时是空的。
Thus state figures have sometimes underestimated true expansion.
因此，官方数据有时低估了真实的增长速度。
And her behavior mystifies some of her doctors in the same way patients have sometimes mystified me.
她的举止让医师困惑，就如同我的病患有时也让我感到困惑。
Their attempts to find a solution have sometimes seemed to spring from the pages of an overwrought thriller.
他们寻求解决方案的尝试有时候看起来像是向吝啬鬼取经。
Since the crisis broke, interbank lending rates have sometimes been unusually high compared with policy rates.
自从危机爆发以来，银行同业拆放利率有时候不同寻常的比基准利率高出很多。
Content owners have sometimes had more luck with the courts, winning a series of rulings against accused pirates.
内容持有人在遭遇法院时有的时候运道不错，赢得了一系列的不利于被控盗版者的判决。
She is also friends with the rock singer and instrumentalist Steve Winwood, and they have sometimes performed together.
她也和摇滚歌手，乐器演奏家史蒂夫。温伍德交上了朋友，他们有时还一起进行表演。
Scientists, including some of those at the IPCC, have sometimes played along with this, looking for harbingers of catastrophe to act as goads to change.
包括IPCC委员会在内的科学家有时候也在含糊其辞，他们一直在寻找气候灾难的罪魁祸首，希冀有重大转机。
Some experts say this dichotomy explains why Silicon Valley firms that strike out abroad have sometimes been the targets of European Union data watchdogs.
一些专家表示：这种两分法解释了为何许多在国外闯荡的总部设在硅谷的公司有时成为欧盟数据监管人员的靶子了。
I have sometimes dreamed that from time to time hours detached themselves from the lives of the angels and came here below to traverse the destinies of men.
我有时梦见时间离开了天使的生命，来到下界伴随人的命运。
Since then, the goals of power generation and flood control have sometimes been in conflict. Regulating water levels can reduce how much electricity is made.
自那以来，发电和控制洪水的目标有时会互相矛盾，调控水位就会减少发电量。
Israeli gendarmes cruise past in military vehicles, but Israeli ambulances have sometimes been told not to venture into Palestinian areas to answer emergency calls.
以色列警察乘着军车沿街巡逻，但以色列的救护车却被告知不要冒险去巴勒斯坦区域进行救助。
Moreover, this is a preliminary estimate and past revisions have sometimes been quite large; barely perceptible growth of 0.1% in late 2009 was subsequently pushed up to 0.5%.
此外，这只是初步估计，有前车之鉴表明初步估计与事实有时相差甚大。2009年末几乎不能感觉到的0.1%增长率最终被推升至0.5%。
I have sometimes seen authors try to optimise the length of the paper at the expense of all other attributes, in the mistaken belief that brevity is equivalent to simplicity.
我曾看到过舍弃其他品质而专注于优化论文长度的人，但他们错误得把简短的篇幅当做简洁。
The precise nature of his involvement was unclear, but in past investigations, the authorities have sometimes arrested those unsophisticated enough not to cover their tracks on the Web.
他参与的确切性质还不清楚，但是在以往的调查中，警方有时会逮捕这些没有在网络上隐藏踪迹的小人物。
Where Banks have been compelled to halt interest payments as a condition of receiving state bail-outs (which is the case across the European Union), they have sometimes been unable to do so.
银行如果要接受国家应急救助金就应该停止利息支出(欧盟内国家普遍如此)，但即使这样这些银行有时候还是不能做到。
Sometimes you may have lots of things to do and you feel busy and anxious.
有时你可能有很多事情要做，你感到忙碌和焦虑。
Our grandparents seem to have magic powers sometimes.
我们的祖父母有时似乎有魔力。
Blind humans sometimes seem to have an uncanny sense of obstacles in their path.
盲人有时似乎对在前进的道路上的障碍物会有异常的觉察。
Sometimes they have problems with their schoolwork, and sometimes with their friends.
有时他们在学业上有问题，有时和他们的朋友有问题。
I have very sad thoughts sometimes, and often I feel as if I could not bear it any longer.
我有时会有非常悲伤的想法，我常常觉得我似乎再也无法忍受了。
We have a very peaceful life, but boring sometimes.
我们过着很平静的生活，但这种生活有时很无聊。
We have a very peaceful live, but boring sometimes.
我们过着很平静的生活，但有时很无聊。
We have a very peaceful live, but boring sometimes.
我们过着很平静的生活，但有时很无聊。
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