c. 1400, from Medieval Latin punctualis, from Latin punctus "a pricking" (see point (n.)). Originally "having a sharp point; of the nature of a point;" meaning "prompt" first recorded 1670s, from notion of "insisting on fine points." Related: Punctually.
实用例句
1. She has been reliable and punctual.
她一直可靠守时。来自《权威词典》
2. I have to go now because I must be punctual for class.
我现在不得不走了,因为我得准时去上课.来自《简明英汉词典》
3. He stressed the point that we should be punctual.
他强调的一点是我们必须准时.来自《现代英汉综合大词典》
4. All I request of you is that you ( should ) be punctual.
我只要求你 准时 .来自《现代英汉综合大词典》
5. I am not myself a particularly punctual person.
