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unsure
01
неуверенный
having doubts about or no confidence in someone or something
02
неуверенный
not confident enough in oneself, especially in one's abilities
Пример
The student was unsure about the homework assignment.
She felt unsure about taking the new job.
They were unsure where to go on vacation.
She looked unsure when asked to give a speech.
He was unsure if he wanted pizza or pasta for dinner.