mɪəˈsteɪk noun
2
make a mistake
Do not say 不要说 ‘do a mistake’. Say 而要说 make a mistake.
6
make no mistake (about it)
used to emphasize that what you are saying is true, especially when you are warning about something serious or dangerous [口] (对这一点)不要搞错〔用以强调自己所说的是事实,尤在对严重或危险之事提出告诫时〕 spoken
7
and no mistake
used to emphasize the description you have just given [英,口,非正式] 毫无疑问,的确 BrE spoken informal
迈尔斯绝对是个让人伤心的人!