YOU SAID:
The mugger's got an itchy trigger finger and lets you have it.
INTO JAPANESE
強盗はかゆい人差し指を持っていて、あなたにそれを持たせます。
BACK INTO ENGLISH
The robber has an itchy index finger and lets you have it.
INTO JAPANESE
強盗は人差し指がかゆくて、あなたにそれを持たせます。
BACK INTO ENGLISH
The robber has an itchy index finger and lets you hold it.
INTO JAPANESE
強盗は人差し指がかゆくて、それを保持することができます。
BACK INTO ENGLISH
The robber has an itchy index finger and can hold it.
INTO JAPANESE
強盗は人差し指のかゆみを持っており、それを保持することができます。
BACK INTO ENGLISH
The robber has an itchy index finger and can hold it.
That didn't even make that much sense in English.