At such junctures he always had an impulse to leave.在这样的紧要关头,他总有要离开的冲动.At such junctures he always had an impulse to leave; it was needed on special occasions.在那时他总有要离开的冲动, 在紧急时刻她站了出来....

n.时刻，关键时刻( juncture的名词复数 )，接合点...

junctures的音标：...