thirty

'θә:ti

自考高考 Collins 5

n. the cardinal number that is the product of ten and three
s. being ten more than twenty

num. 三十, 三十个

Collins 星级

1,003

BNC 频率

2,833

使用频率

thirty 由词根 thir 和后缀 ty 组成，thir 表示数字30的相关含义，后缀 ty 通常用于表示数量的词。

例句

1. I have thirty apples in my basket.

我篮子里有三十个苹果。

2. She is thirty years old this year.

她今年三十岁。

3. The meeting will start at thirty minutes past two.

会议将在两点半开始。