hire,thirty ,thirteen,third,sir,birthday,shirt,stir,circle,dirty,skirt,affirm,affirmation,affirmable,birch birth,bird,circle,circuit,circular,fir,firm,first,shirt,skirt,stir,thirsty,virtue,whir,chirp
正好三十个
hire,thirty ,thirteen,third,sir,birthday,shirt,stir,circle,dirty,skirt,affirm,affirmation,affirmable,birch birth,bird,circle,circuit,circular,fir,firm,first,shirt,skirt,stir,thirsty,virtue,whir,chirp
正好三十个