プログレッシブ和英中辞典(第4版)の解説
むなもと【胸元】
the breast
胸元の十字架が目をひいた
The cross on his chest attracted our attention.
男は彼の胸元をつかんで「金を出せ」と叫んだ
The man grabbed him by the collar and shouted, “Hand over your money!”
胸元に包丁を突きつけられた
I had a kitchen knife thrust against my chest.