P15 Cardinal Number 基数

Zero 0
one 1
two 2
three 3
four 4
five 5
six 6
seven 7
eight 8
nine 9
ten 10

eleven 11
twelve 12
thirteen 13
fourteen 14
fifteen 15
sixteen 16
seventeen 17
eighteen 18
nineteen 19

twenty 20
twenty-one 21
twenty-two 22

thirty 30
forty 40
fifty 50
sixty 60
seventy 70
eighty 80
ninety 90

One hundred 100
One hundred and one 101
One hundred and two 102

One thousand 一千 1,000
ten thousand 一万 10,000
one hundred thousand 100,000
one million 1,000,000
one billion 1，000,000,000