YOU SAID:
the last straw that broke the camels back
INTO JAPANESE
ラクダの背中を破った最後の藁
BACK INTO ENGLISH
The last straw broke the camel's back
INTO JAPANESE
最後のわらは、ラクダの背中を破った
BACK INTO ENGLISH
The last straw broke the camel's back
That didn't even make that much sense in English.