juncture

n.特定时刻; 关头

复数：junctures

牛津词典

noun

特定时刻；关头a particular point or stage in an activity or a series of events

The battle had reached a crucial juncture.战斗已到了关键时刻。

At this juncture , I would like to make an important announcement.此时此刻我要宣布一项重要的事情。