alpha

n 1 the first letter in the Greek alphabet (A, ) 希腊语字母表的第一个字母（A, ）. 2 (idm 习语) ,Alpha and `Omega the beginning and the end 始终; 首尾.

almighty, almond, almond paste, almond-eyed, almoner, almost, alms, almshouse, aloe, aloft, alone, along, along with, alongside, aloof, aloofness, aloud, alp, alpaca, alpenstock, alpha particle, alpha radiation, alpha ray, alphabet, alphabetic, alphabetical, alphabetically, alphabetize, alpine, alpinist, already, alright, Alsatian, also, also-ran, altar, altar-piece, alter, alter ego, alterable,