北半球

The National Oceanic and Atmospheric Administration said Friday that the first sunspot of a new 11-year cycle has appeared in the sun's northern hemisphere.

星期五，美国国家海洋及大气管理局称，在这次为期11年的新一轮太阳活动中，第一个黑子已经出现在太阳的北半球。

For example, plumes appeared over northern hemisphere regions such as east of Arabia Terra, the Nili Fossae region, and the south-east quadrant of Syrtis Major, an ancient volcano 1,200 kilometers (about 745 miles) across.

例如，火舌似乎北半球地区，如东部的阿拉伯土地，在尼里隐窝区域，东南象限Syrtis大，一个古老的火山一二〇〇公里跨越。

Plumes appeared over the Martian northern hemisphere regions such as east of Arabia Terra, the Nili Fossae region, and the south-east quadrant of Syrtis Major, an ancient volcano about 745 miles across.

股流在火星的北半球若干地带被发现，如，Arabia Terra东部，Nili Fossae 地区，Syrtis Major东南四分之一，一个大约745英里宽的古火山地区。

Saturn's rings cast threadlike shadows on the planet's northern hemisphere.

土星光环在这颗行星的北半球投射下线状的阴影。

As seen from mid-northern latitudes in North America, the moon and Venus are both up about one and three-quarter hours before sunrise.

从北美洲的北半球中部看过去，月球和金星两者都大约比日出早大约1小时45分钟。

Sun reaches to the Tropic of Cancer in the northern hemisphere on the day of summer solstice.

孙达到北回归线在北半球就一天夏至。

On that day the winter solstice, the sun at 270 degrees longitude, the sun is almost directly Tropic of Capricorn, in the northern hemisphere is the year's shortest day of daylight.

冬至这天，太阳位于黄经270度，阳光几乎直射南回归线，是北半球一年中白昼最短的一天。

The structure of atmosphere and the evolution of the subtropical jet and subtropical high during the period May 22-July 3, 1958, are studied by means of tropopause map.

本文利用1958年5月下旬至7月初北半球的对流层顶图，分析这段时期内大气的结构，以及副热带急流和副热带高压的变化，得到以下一些事实：(1)在初夏大气的三折结构也是很清楚的。

The principal cause of the annual variation of the earth rotation speed is the une...

从而得出，太阳辐射光压在南、北半球的不平衡分布是引起地球自转速度年变化的主要原因。

Increased antsiness about action on climate change can also be traced to the recession, the unedifying spectacle of last December's climate-change summit in Copenhagen, the political realities of the American Senate and an abnormally cold winter in much of the northern hemisphere.

人们对气候变化行动所添增的不安情绪，也可以归因于经济的不景气、去年十二月在哥本哈根高峰会上演的憋脚戏、美国参议院的政治现况、和北半球多数地方异常寒冷的冬天。

With Death guitarist Schuldiner adopting vocal duties, the band made a major impact on the scene.

随着死亡的吉他手Schuldiner接受主唱的职务，乐队在现实中树立了重要的影响。

But he could still end up breakfasting on Swiss-government issue muesli because all six are accused of nicking around 45 million pounds they should have paid to FIFA.

不过他最后仍有可能沦为瑞士政府&议事餐桌&上的一道早餐，因为这所有六个人都被指控把本应支付给国际足联的大约4500万英镑骗了个精光。