on one's person
美
英 
例句
To carry on one's person; convey.
親自攜帶;運輸。
Privately owned items, such as keys, an identification card, or a wallet or watch, that are regularly worn or carried on one's person.
隨身物品;私人物品:通常隨身穿戴或攜帶的個人所有物,如鑰匙、身份證或錢包、手表
A companion on one's person
貼身好伙伴