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Society recognized long before the germ theory of disease was developed that, even if only for esthetic reasons, one should be cover the mouth and the nose during coughing and sneezing.

早在疾病的细菌学说发展之前，人们就已经认识到，即使仅仅是出于美观的原因，一个人也应该在咳嗽或打喷嚏的时候挡住嘴和鼻子。

Synchronous controls whether data is synchronized to disk before COMMIT commands return (commands not in transactions are implicitly wrapped in one).

同步控制数据在提交前保存进磁盘或提交后才做。

Old before, when I will to countryside become a teacher, face tough life and working environment, I ever passed dispiritedly, but the eye that sees poor child longs for knowledge then in gully, especially the look that old president expects then, my toughen one's scalp-brace oneself stayed.

我叫张玉友，是通化县快大茂镇青山村小学的校长。20多年前，我来到乡村当教师时，面对艰苦的生活和工作环境，我曾气馁过，但看到山沟里穷孩子那渴求知识的眼睛，特别是老校长那期待的目光，我硬着头皮留了下来。

I need to dispose of my old computer before I buy a new one.

在买新电脑前，我得先把旧的处理掉。

Every explant was pricked with a dissector at the center of one subregion before inoculated on MS+BA 1mg/L+NAA 4mg/L+2,4D 05mg/L medium and incubated in darkness for 7 days,then transfered to MS+BA 1mg/L medium.85% of the explants regenerated somatic embryos directly around the prick after 40 days.

每一叶片在1个亚区中心部位用解剖针刺伤1点后接种于MS＋BA1mg／L＋NAA4mg／L＋2，4D05mg／L＋蔗糖20g／L的培养基上，暗培养7d后，转接到MS＋BA1mg／L＋蔗糖20g／L的培养基上继续暗培养，40d后，85％的叶片在刺伤口周围发生直接类型体细胞胚胎。

Expect them to go fast, so don't dither too long before grabbing one for your collection.

预期将会很快售完，所以在加入你的收藏前别考虑太久喔。

Even if some them have been said before, no one has expressed them so divinely as he.

即使有些话曾经被人说过，但没人表达得像他那样庄严神圣。

Because this colourful door takes a lot of categories that attribute pornographic picture, I am very so careful when releasing a picture, just choose the heat with those absorbing regard asing that do not expose, reckon as to picture origin I do not say everybody also knows, just released go up a hour, quantity of a money order receipt to be signed and returned to sender is achieved 200 many, because set the regulation that the reply can see,basically be, be less than a few days, the member of forum registers a quantity to also soar, I am glad very, released a few paragraphs of video again then, this everybody is interested more, the effect is more apparent of course, did Seo in the light of this keyword plus me, in Baidu the search of a few main keywords is ranked is before a few, it is when I am cock-a-hoop, because the site that good friend of my a stationmaster tells me him placed the photograph of Xxx to be sealed, I saw me be put again fast half month, the government is busy provide disaster relief, do not have doctrinairism to meet, the effect also was achieved now, it is moment whole body and retreated, I immediately the special subject this kind is whole take out, escape one disaster

由于这次的艳门照很多都属于色情图片的范畴，所以我在发布图片的时候很谨慎，只是选取那些不暴露的作为吸引人的热点，至于图片来源估计我不说大家也都知道，刚发布上去一个小时，回帖量就达到200多个，主要是因为设置了回复可看的规则，不到几天，论坛的会员注册量也大增，我很是兴奋，接着又发布了几段视频，这个大家更感爱好，效果当然更明显了，再加上我针对这个要害词做了seo，在百度几个主要要害词的搜索排名都是前几位，就在我自得洋洋的时候，我的一个站长好朋友告诉我他的站点因为放置xxx的照片被封了，我再看看我都放了快半个月了，政府忙着救灾，没空理会，现在效果也达到了，是时候全身而退了，我就马上把这一类的专题全部去掉，躲过一劫从这次的热门事件当中我体会到几点，和大家共同探究

Maybe Dod wants us to meet a few wrong people before meeting the right one,so that when finally meet the person,we will know how to be grateful.

在遇到梦中人之前，上帝也许会安排我们先遇到别的人，在我们终于遇到心仪的人时，便应该心存感激。

Surprisingly, no one had looked for this before, but in a paper published recently in Physical Review Letters Dr Dodds shows that this does indeed turn out to be the case.

令人惊奇的是，之前没有一个人发现这一点，但是在最近出版的Physical Review Letters的一片文章中，Dodds教授指出事实却是如此。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。