queation3

基本上没有什麽不同

Juncture
1 a: joint, connection
b: the manner of transition or mode of relationship between two consecutive sounds in speech
2: an instance of joining : junction
3: a point of time ; especially : one made critical by a concurrence of circumstances

Junction
1: an act of joining : the state of being joined
2 a: a place or point of meeting
b: an intersection of roads especially where one terminates
c: a point (as in a thermocouple) at which dissimilar metals make contact
d: an interface in a semiconductor device between regions with different electrical characteristics
3: something that joins