tiān / wén / xué / jiā / jì / lù / le / yíng / tū / yuè / qī / jiān / yuè / liang / liàng / dù / de / biàn / huà / 。

天文学家记录了盈凸月期间月亮亮度的变化。

Astronomers recorded changes in the moon's brightness during the waxing gibbous phase.