精彩電影臺詞欣賞第21期:《醜女貝蒂》講解5
Everybody is all sweet when you are in love, but as soon as something bad happens, that's when a person shows his true colors.
your true colors
your real character, rather than the one that you usually allow other people to see 本性;真實面目;本來面目
Once he got into power he showed his true colors.
他一上臺就露出了本來面目.