be one's own person

do or be what one wishes or in accordance with one's own character rather than as influenced by others

做自己喜歡的事；保持自己的喜好；依個(gè)人的性子做；保持自己的個(gè)性

in one's own person

(archaic)oneself; in person (used for emphasis)

(古)本人，親自（用于強(qiáng)調(diào)）

a housekeeper who would undertake, in her own person, all the duties of the home.

一個(gè)自己做全部家務(wù)的主婦。

in the person of

in the physical form of

以…的身份，名叫…的

trouble arrived in the person of a short, moustached Berliner.

麻煩是由一個(gè)身材矮小、蓄小胡子的柏林人帶來(lái)的。

in person

In one's physical presence; personally

親自：親身出現(xiàn)地；親自地

applied for the job in person.

親自應(yīng)聘這項(xiàng)工作