Formal speech or behaviour is very correct and serious rather than relaxed and friendly, and is used especially in official situations.
He wrote a very formal letter of apology to Douglas.
他给道格拉斯写了一封非常正式的道歉信。
Business relationships are necessarily a bit more formal.
商务关系必定会稍微正式一些。
A formal action, statement, or request is an official one.
UN officials said a formal request was passed to American authorities.
联合国官员们称一份正式的要求已转给了美国当局。
No formal announcement had been made.
尚无官方声明。
Formal occasions are special occasions at which people wear elegant clothes and behave according to a set of accepted rules.
One evening the company arranged a formal dinner after the play.
一天晚上,该公司在演出后安排了一场正式的晚宴。
Formal clothes are very elegant clothes that are suitable for formal occasions.
They wore ordinary ties instead of the more formal high collar and cravat.
他们打着普通的领带而不是更为正式的高领领结。
Formal education or training is given officially, usually in a school, college, or university.
Wendy didn't have any formal dance training.
温迪没受过任何正规的舞蹈训练。