floating in water; not sinking 漂浮在水上的(地);不沉的(地) [as adv.]they trod water to keep afloat. 他们踩着水保持飘浮。 [as predic. adj]the canoes were still afloat. 轻舟仍在飘荡。 ■on board a ship or boat 在船(或艇)上的(地) [as adv.]flotilla sailing is a sociable way to explore while living afloat. 小艇队航行是一种生活在船上社交性的探险方式。 ■(figurative)out of debt or difficulty (喻)摆脱债务(或困难) [as adv.]professional management will be needed to keep firms afloat. 让公司摆脱困境需要专业的管理。 ■in general circulation; current 在流传中(的);当前(的)
语源
Old English 'on flote' (see a-, float),influenced in Middle English by Old Norse áflot(i) and Old French en flot