1
- of or relating to an economic recession经济衰退（期）的：
recessional times.
经济衰退期。
1.1
- chiefly Astronomy relating to or denoting motion away from the observer【主天文】逐渐远离观察者的。
1.2
- Geology (of a moraine or other deposit) left during a pause in the retreat of a glacier or ice sheet【地质】（冰碛等沉积物）冰川（或冰盾）后退过程中留下的。
- a hymn sung while the clergy and choir process out of church at the end of a service（基督教礼拜结束后牧师和唱诗班退场时唱的）退场赞美诗。