英文英文字典

英文英文字典

古腾堡计划中的在线英语-英语词典

结果

Thirty的结果

Thirty (a.)
Being three times ten; consisting of one more than twenty-nine; twenty and ten; as, the month of June consists of thirty days.
Thirty (n.)
The sum of three tens, or twenty and ten; thirty units or objects.
Thirty (n.)
A symbol expressing thirty, as 30, or XXX.