per-pref.(前缀)Thoroughly; completely; intensely:完全地;完整地;紧凑地:例句:perfervid.热心的
Containing an element in its highest oxidation state:包含处于最高氧化状态元素的:例句:perchloric acid.高氯酸
Containing a large or the largest possible proportion of an element:包含某元素的较大或最大可能比例:例句:peroxide.过氧化物
Containing the peroxy group:含氧基的:例句:peracid.高…酸
来源:Latin 拉丁语 from per [through] * see per 源自 per [通过] *参见 per