DURING中文(简体)翻译：剑桥词典 - Cambridge Dictionary We use during before nouns and noun phrases to refer to when something happens over a period of time During can refer to the whole time of the event: … During or for ?
英语疑难解析：介词during用法注意 - 知乎 - 知乎专栏 during 和 for 均可表示一段时间，但两者有差别。 (1) during通常表示事件发生在何时（when），而for则表示事件持续了多长时间（how long）。 He was in hospital for six weeks during the summer
during - 百度百科 during，英文单词，介词、名词，作介词时意为“在… 的期间；在 期间的某个时候”，作名词时意为“（美、瑞、英）迪兰（人名）”。