白天

Design of a solar based hydrogen generation system with a fuel cell/electrolyzer to generate hydrogen during the day and use it in the evening, or for transportation.

设计一个以太阳能为基础之包含有燃料电池/电解池的氢气产生系统，这个系统白天产生氢气用在傍晚或用来输送。

Cold origin of Thermal storage air condition system: it can store energy when at night the need of electricity is small and electrovalence is low, thus improving the utilization efficiency of the host computer and save electricity fees.

冰蓄冷空调系统冷源：可在夜间电力需求少、电价低谷时段进行低温冰层蓄能，白天电力需求多、电价高峰时段主机与融冰同时供冷，从而利于提高主机利用效率、有效节约电力费用。

If the Earth were inside an elliptical galaxy it would be bright both day and night.

如果地球是一个椭圆形的星系内，将是光明的两个白天和黑夜。

For example, you might choose a cream based emollient for the daytime and an ointment base for night time.

例如，您可能会选择一个霜基于润肤为白天和1软膏基地夜的时间。

There was an enjoyment in accepting their simple kindness, and in repaying it by a consideration- a scrupulous regard to their feelings- to which they were not, perhaps, at all times accustomed, and which both charmed and benefited them; because, while it elevated them in their own eyes, it made them emulous to merit the deferential treatment they received.

可是，读者呀，让我全都告诉你吧，在平静而充实的生活中--白天为学生作出了高尚的努力，晚上心满意足地独自作画和读书--之后我常常匆匆忙忙地进入了夜间奇异的梦境，多姿多彩的梦，有骚动不安的、充满理想的、激动人心的，也有急风骤雨式的--这些梦有着千奇百怪的场景，充满冒险的经历，揪心的险情和浪漫的机遇。

Firecrackers are all set off anytime and anywhere,in densely populated residential areas, no matter it is daytime or midnight, which make people unable to sleep well, unable to read books and newspapers, unable to enjoy radio or TV programs.

大多数鞭炮都是不分白天黑夜，随时随地在人口密集的居住区燃放，使别人无法好好睡觉，无法静心看书读报，无法听清广播电视节目。

These brain cells actas the body's internal clock. Some maintain a natural rhythm of roughly 24.5hours (thus a human kept in the dark will gradually fall out of synchronisationwith the day). Others entrain that rhythm to the light and dark cycles detectedby the eye.

这些脑细胞就像是人体内部的生物钟，有的具有大约24.5个小时的自然节律（因此一个人处于黑暗之中，渐渐地，他与白天的同步性会降低）；其他的脑细胞则可以根据眼睛感应的昼夜循环来维持这一生物钟。

By day the square is awash with tourists like us, but night something entrancing and romantic happens

白天，广场上像我们这样的游客熙熙攘攘，但夜幕降临后，这里便出现令人神往而浪漫的情景。

Whether day or night, summer or winter, temperatures in the underground world would remain equable and nearly constant.

无论是白天还是晚上，夏天或冬天，在地下世界的温度将保持平和，几乎不变。

The 5th day, see eventually by day, advocate the article of the station was collected eventually, although collect,added 100 pages only, but the erratum method that can prove me however is effectual, also gave me a lot of inspiration.

第五天，终于见到白天了，主站的文章终于被收录了，虽然收录只增加了100个页面，但却可以证实我的排错方法是有效果的，也给了我许多启示。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。