Phosphorus is a poisonous yellowish-white chemical element. It glows slightly, and burns when air touches it.
英漢詞典釋義
n.
磷
red phosphorus紅磷, 赤磷white phosphorus白磷, 黃磷
英英詞典釋義
Noun
1. a multivalent nonmetallic element of the nitrogen family that occurs commonly in inorganic phosphate rocks and as organic phosphates in all living cells; is highly reactive and occurs in several allotropic forms