非必要
fēi bì yàoCommon spoken expression used by native Chinese speakers in daily life.
[Authentic Cinema Evidence Base]
(2 clips)
00:03
(卢鹏飞 卢师兄 卢师兄好 小杰啊) ── Previous context
“Try to talk to him as little as possible unless necessary. Come on, let's continue the introduction. Jun.”
00:03
(你的) ── Previous context
“Where did you get a suit? Don't you avoid wearing suits unless necessary?”