during a period of time的意思|示意
美 / /
英 / /
在一段时间内
during a period of time的网络常见释义
某段时间内 介词in是指动作发生在某段时间内( during a period of time)，侧重在事件发生的时间界限或范围。如：(16)We should be able to complete the work in five days.