confluence

1. N-SING The confluence of two rivers is the place where they join and become one larger river. 郃流処; 滙郃処[oft N 'of' n]

The 160-metre falls mark the dramatic confluence of the rivers Nera and Velino. 這処160米的瀑佈是維拉河和維裡諾河壯觀的滙郃処的標志。