a boxer whose strongest hand is their left

左撇子拳击手

a person who uses their left hand to do most things, especially a pitcher in the sport of baseball

左撇子;(尤指棒球运动中的)惯用左手的投手

The term 'southpaw' originated in baseball, sometime around 1885. Left-handed pitchers face south, as standard baseball diamonds are laid out with their home plates facing west.

“左撇子”一词起源于棒球，大约在1885年。左撇子投手面朝南，就像标准棒球场上的本垒板朝西一样。

Their pitcher was a southpaw.

他们的棒球投手是一个左撇子。