坛[tán] 基本解释：
新英汉大词典：
- 坛(壇、壜、罎、墰、罈 )[tán]
- 名词- （祭坛） altar:
the Temple of Heaven (in Beijing);天坛
the Altar to Earth (in Beijing);地坛
- （土台） raised plot:raised flowerbed; flower terrace花坛
- （有共同兴趣、爱好的人组成的圈子） circles; world:the literary world; literary circles;文坛
the sporting world;体坛
- （台子） platform; forum:forum; tribune;论坛
speaker's platform; tribune讲坛
- （坛子） earthen jar; jug:wine jug;酒坛
a jar of wine一坛酒
- （专装硫酸等腐蚀性液体的） carboy
以上内容来源于：《新汉英大辞典》
例句与用法：
It is (a) sacrilege to steal a crucifix from an altar.
The priest bowed down before the altar.
The altar had been defiled by vandals.
The pilgrims prostrated themselves before the altar.
He knelt as a suppliant at the altar.
There was a madonna on the altar.
The high priest sacrificed the goat on the altar.
坛的其他解释: