在线词典灯草灯芯草的茎的中心部分,白色,用作油灯的灯芯。拼音dēng cǎo解释灯芯草的茎的中心部分,白色,用作油灯的灯芯。英文释义the spongy, white pulp inside the stem of rush plants, used as a wick for oil lamps