1. roundest的解释

1. It is a date that parallels the autumn and spring Equinoxes of the solar calendar, when the moon is supposedly at its fullest and roundest.
    这是一个日期，平行于秋季和春季秋分(二分点的太阳历，当月亮是在理应)最充分和圆的。

2. roundest

2. A new football Adidas Jabulani will be used at World Cup 2010. The Teamgeist ball in 2006 was the roundest that had ever been seen before.
    2010年世界杯足球赛将使用爱迪达全新设计的Jabulani球。2006年世足赛的Teamgeist球，当时号称是史上空前最圆的足球。

3. L: It''s said the moon is the brightest and roundest on this day.
    据说那晚的月亮是最亮最圆的。

4.

4. The Mid-Autumn Festival falls on the15th day of the8th lunar month, when the moon looks roundest, representing family reunion, so the family members would get together on the day in any case.
    农历八月十五是中秋节。中秋节正是月亮最圆的时候，圆圆的月亮代表着家人的团圆，所以这一天无论如何全家人都要聚一聚。

5. The moon is said to be at its loveliest on this night: its roundest, brightest, and most magical.
    中秋节这天晚上的月亮是最美好的：最圆，最亮而且最具有神秘色彩。

6. It''s said the moon is the brightest and roundest on this day.
    据说这一天的月亮是最亮最圆的。

7. A saying goes, " The moon in your hometown is almost always the brightest and roundest ".
    俗话说“家乡的月亮总是最大最圆的”。

8. Chinese legends say that the moon is at its brightest and roundest on this day.
    月亮在晚上出现，云淡风轻，是观月的最佳时机。