twenty-nine
01
二十九, 二十九（闰年二月的天数）
the number 29; the number of days in February when the year has one extra day during a leap year
例子
The package weighs twenty-nine kilograms.
包裹重二十九公斤。
The hotel has twenty-nine rooms available for guests.
酒店有二十九间客房可供客人使用。
