常规: convention绝灭: die out绝灭: die out◇绝灭战 war of extermination绝灭率: rate of extinction绝灭期: age of extinction绝灭战: war of extermination绝灭种: extinct species常规: 1.(沿袭下来的规矩) convention; rule; common practice; groove; routine 按照常规办事 follow the old routine; 打破常规 break with convention; break the normal procedure; 这种常规做法在美国很盛行。 the conventional practice flourishes in the united states.2.[医学] routine 尿常规 routine urine test; 血常规 routine blood test; 常规部队 conventional forces; 常规裁军 conventional disarmament; 常规定货 regular order; 常规分析 routine analysis; 常规工作 routine work; 常规极化 normal polarization; 常规武器 conventional weapons; 常规战争 conventional war濒临绝灭: endangered大量绝灭: carnage绝灭，消失，绝迹: extinction品种绝灭: extinction of species人为绝灭: extermination by man生态绝灭: ecological extinction线系绝灭: phyletic extinction野外绝灭: ew遗传绝灭: genetic extinction已绝灭的: cycadeoid种系绝灭: phyletic extinction族群绝灭: population extinction非瑞克西亚绝灭兽: phyrexian negator遗传绝灭，遗传死亡: genetic extinction按常规: by the book半常规: semiroutine常规；通用: general
