fall onsb
—phrasal verbwithfallverbuk/fɔːl/us/fɑːl/fell|fallen
Whensuspicionfallson aparticularperson,peoplethinkthat they may beguiltyof doing somethingbad.
怀疑到…的头上
He was the lastpersontoseethe womanalive, andsuspicionimmediatelyfellon him.他是那个女人生前最后见到的人，所以一下就怀疑到他头上。