例如,当你听到"twenty thousand and four"写出20,"and four"意为后一组仅有个位,即:004,那么,这个数字完整地写下来就是20,004;若听到"six million twenty thousand four hundred and twenty-three,"则第一步先写:6,020,再将最后一组423写在第一个逗号后面。完整的翠字为6,020,423。由此可见这个三位一逗号的作用有多大。
1 one 2 two 3 three 4 four 5 five 6 six 7 seven 8 eight 9 nine 10 ten 11 eleven 12 twelve 13 thirteen 14 fourteen 15 fifteen 16 sixteen 17 seventeen 18 eighteen 19 nineteen 20 twenty 21 twenty-one 22 twenty- two 23 twenty- three 24 twenty- four 25 twenty- five 26 twenty- six 27 twenty- seven 28 twenty- eight 29 twenty- nine 30 thirty 31 thirty- one 32 thirty- two 33 thirty- three 34 thirty- four 35 thirty- five 36 thirty- six 37 thirty- seven 38 thirty- eight 39 thirty- nine 40 forty 41 forty- one 42 forty- two 43 forty- three 44 forty- four 45 forty- five 46 forty- six 47 forty- seven 48 forty- eight 49 forty- nine