/ˈpɜːsənəl speɪs/ n.(freedom)个人自由；个人空间
Self-confidence means being relaxed enough to allow your lover their personal space.自信意味着能够从容淡定地让你的爱人拥有个人空间。
to invade sb's personal space侵犯某人的个人自由(或空间)
invasion of sb's personal space对某人个人自由(或空间)的侵犯
I felt my body involuntarily stiffen against her invasion of my personal space.她擅自闯入我的私人空间, 我感觉全身都不由自主地紧绷起来。