YOU SAID:

the second after school ended and summer vacation started, i cried in my girlfriends arms

INTO JAPANESE

学校が終わって夏休みが始まってから2回目、彼女の腕の中で泣きました

BACK INTO ENGLISH

I cried in her arms for the second time since school was over and summer vacation began.

INTO JAPANESE

学校が終わって夏休みが始まって以来、私は二度目の彼女の腕の中で泣きました。

BACK INTO ENGLISH

I cried in her arms for the second time since school was over and summer vacation began.