thirtieth
🇺🇸
/ˈθɜːrtiəθ/
🇬🇧
/ˈθɜːtiəθ/
A part or portion that represents one out of thirty equal parts of a whole.
The thirtieth slice of cake was the last one left.
第三十片蛋糕是最后剩下的一片。
The position in a sequence that follows the twenty-ninth and precedes the thirty-first.
On the thirtieth of June, we will celebrate our anniversary.
6月30日,我们将庆祝我们的周年纪念日。