n.砷;三氧化二砷,砒霜;
adj.砷的,含砷(主要指五价砷)的;
例句:
Arsenic is a kind of poison.
信石是一种毒药.
Boiled experiment and inorganic arsenic removal diagram.
水煮实验与无机砷的去除率关系图.
Arsenic is a metalloid element.
砷是一种金属元素.