alignment

n.对准，准线

alertly, alertness, alfalfa, alfresco, algae, algebra, algebraic, algebraically, Algeria, Algerian, ALGOL, algorithm, alias, alibi, alien, alienate, alienated, alienation, alight, align, alike, alimentary, alimentary canal, alimony, alive, alkali, alkaline, alkalinity, all, all along, all at once, all but, All Fools' Day, all in all, all of a sudden, all one's life, all out, all over, all over again, all right,