No. 149 in Chinese
一定
"一定" means "certainly," "definitely," or "must."
In a sentence
你一定要按时完成作业，否则会影响成绩。
You must finish your homework on time, or it will affect your grades.
In this sentence, '一定' indicates strong certainty or necessity, conveying the importance of finishing the homework on time.
他明天一定会来参加会议的。
He will definitely come to the meeting tomorrow.
Here, '一定' expresses strong confidence or assurance that the event will occur.
在学习新的技能时，你一定不要放弃。
When learning new skills, you must definitely not give up.
In this context, '一定' serves to emphasize the importance or obligation of enduring efforts.
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