无应答
I hurried in response to my friend's summons for help. 我应召急忙前去帮助我的朋友。
Patience is a sine qua non for a good teacher. 做个优秀教师必不可少的条件是要有耐心。
The diplomat was declared persona non grata. 这位外交家被宣布为不受欢迎的使节。
He is declared personal non grata and forced to leave the country. 他被宣布为不受欢迎的人而被迫离开该国。
He made/gave no response to my inquiry. 他对我的询问未予回答。
