15 fifteen /f"ɪft"iːn/

20 twenty /tw"enti/ ;

25 twenty-five

30 thirty / ˈθɜːtɪ/ ;

40 forty / ˈfɔːtɪ/

45 forty-five

35 thirty-five

50 fifty / ˈfɪftɪ/

55 fifty-five

美國外教太白英文口語分享-數字十和五

15

Fifteen

20

Twenty

30

Thirty

45

Forty-five

35

Thirty-five

50

Fifty

25

Twenty-five

40

Forty

55

Fifty-five

你好 我是Remi

一般情況下十幾的英文就是加個-teen（11,12除外）。5是five, 15就是fifteen

幾十的英文就是加個-ty

20-twenty

30-thirty

40-fourty

50-fifty

幾十幾就在幾十後面再加個位數字就可以了

45-fourty-five

35-thirty-five

25-twenty-five

55-fifty-five