石碳酸 shítànsuān phenol Origin Definitions Defs Strokes Stroke Words Sentences Sents 石 shí noun stone rock; stone; (bound form) made of stone; rock-like碳酸 tànsuān carbonic acid carbonic acid; a weak inorganic acid formed by dissolving 二氧化碳 èryǎnghuàtàn in water, used in making soft drinks and chemicals