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total eclipses

美英

un.全蚀；全食

复数：total eclipses

total eclipses

total eclipses

total eclipses

1

Total eclipses occur about twice a year as the moon passes between the Earth and the sun on the same plane as Earth's orbit .

日全食每年出现大约两次，那时月亮运行的轨道平面至与地球轨道平面重合并且月亮正好处于日地连线之间。

2

The best estimate for total eclipses is to say they recur at the same location about every 360 years on the average .

最好的估计，在同一个地点能再次看到日全食的时间间隔平均约 360 年。

3

The series continues to produce total eclipses for two more centuries as the duration of totality gradually dwindles.

表中继续述说着两个甚至更多世纪的全食，然而持续时间逐渐减少。

4

Total eclipses happen about every one and a half years .

日全蚀每一年半发生一次。

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