难检字字典在线查询

汉语拼音：tiān dǐng

在地球表面任一观测点的铅垂线向上延长，与天球相交的一点。

1. 指天空。

   唐 张说 《三月二十日诏宴乐游园赋得风字》诗：“北闕连天顶， 南山 对掌中。” 许地山 《换巢鸾凤》四：“那是摇光从东北暂移到正东，把全座星斗正横在天顶。” 徐迟 《大场的一夜》：“远处有炸弹的爆烈声，飞机在天顶盘旋。”

• It felt as if we had traveled from nadir to zenith.

  感觉上我们好像已从天底走到了天顶.

• An unwearied pall of cloud muffled the whole expanse of sky from zenith to horizon.

  一望无际的云幕蒙住了从天顶到地平线的整个夜空.

• But he clasped both his hands over his breast, and cast his eyes towards the zenith.

  但他紧握双手捂在胸前, 抬眼眺望天顶.

• The ceiling came down on me like a ton of bricks.

  天顶轰隆一声从我上边落了下来.

• As Mercury enters Gemini it will be reaching mid - heaven.

  当水星进入到双子座时,正是其轨道达到了顶端 —— 天顶.

• " And the armada was actually defeated? "

  “ 那么天顶星舰队事实上是被打败了? ”

• We set the OTA level and then told the mount to begin alignment.

  把镜筒安装上去,指向天顶,略调平衡即开始校准.

• Option to show the moon on the map where it is at zenith.

  选择显示月球在地图上的地方是在天顶.

• The claps and cheers were so amazing as if they could break the ceiling through.

  掌声与欢呼几乎把教堂天顶冲破!

• Astronomy A point on the celestial sphere directly below the observer diametrically opposite the zenith.

  天球上,在观测者垂直向下的一点,与天顶完全相对.

• A point on the celestial sphere directly below the observer, diametrically opposite the zenith.

  天底天球上,在观测者垂直向下的一点, 与天顶完全相对.

• Magnetic field lines at zenith shape the corona and diverge rays in all directions.

  当磁场线位处天顶,令极光幻化成冕形,光芒扩散至四面八方.

• In addition , the number of the zenith delay parameters has effect on the tropospheric refraction.

  天顶延迟参数个数的选择对对流层折射有较大影响.

• To reach the highest point above an observer's horizon . Used of stars and celestial bodies.

  与水平线垂直的宇宙天体范围内的大圈,它经过天顶和地点.

• An unvaried pall of cloud muffled the whole expanse of sky from zenith to horizon.

  一望无际的云幕蒙住了从天顶到地乎线的整个夜空.