It allows selecting number of days to show and selecting date to show moon phases from.

它允许选择显示的天数和选择日期的月相显示。

youdao

Sometimes, the side facing the Earth is the day side, and other times it is the night side: this is why we observe moon phases.

有时，面对着地球的是“白天半球”，其它时间则是“夜晚半球”：这就是我们为什么只能阶段性地观察月球。

youdao

One way of improving the shot is by knowing when and where is the sun rising and setting, what the moon phases are and what the weather doing.

提高拍照效果的一种方法是了解日出日落的时辰与地点，月相为何以及气候怎样。

youdao

The watch adheres to horological tradition for grand complications with a rattrapante chronograph, a minute repeater, a perpetual calendar and moon phases.

WSJ: The Face of Watchmaking's Future at SIHH and GTE

This 18k pink gold openface watch is a minute repeating perpetual calendar split-seconds chronograph clockwatch with grande and petite sonnerie and moon phases, manufactured in 1898.

FORBES: Connect

The phases of the moon occur due to cycles among the moon, the earth and the sun.

FORBES: Expect Two Recessions Before End Of Decade