Arsemn.阿尔森arsen.<俚>屁股；笨蛋v.举动愚蠢arsenous chloride[化] 三氯化砷arsenoacetic acid[化] 偶砷乙酸arsenite trioxide三氧化二砷Arsenacetylic acid肿酸基乙酸arseno acetic acid偶砷乙酸arseneboronic acid胂硼酸arsenious trioxide三氧化亚砷arsenite pesticide亚砷酸盐农药arsensilver blende淡红银矿arsenous phosphide一磷化砷