downbound commerce下行運量
downbound traffic detail下行運量
downbound exit time下行出閘時間
A Downbound Tendency激流金屬
blow downbound clean噴放過程中的蒸汽
downbound trill下顫音
downbound exit下行出閘時間
downbound tows下行駁船隊
downbound entry time下行進閘時間
1. heading in any direction that is conventionally down;
"a downbound channel"
"the downbound train"