YOU SAID:

I can hear someone smashing glass outside

INTO JAPANESE

外で誰かがガラスを砕く音が聞こえる

BACK INTO ENGLISH

I hear the sound of someone breaking the glass outside

INTO JAPANESE

外で誰かがガラスを割る音が聞こえる

BACK INTO ENGLISH

I hear the sound of someone breaking glass outside

INTO JAPANESE

外で誰かがガラスを割る音が聞こえる

BACK INTO ENGLISH

I hear the sound of someone breaking glass outside