agate

n [U, C] type of very hard semiprecious stone with bands or patches of colour 玛瑙: a brooch made of agate 玛瑙做的饰针 * [attrib 作定语] an agate ring 玛瑙戒指.

after dark, after-care, after-damp, after-effect, after-image, after-taste, afterbirth, afterglow, afterlife, aftermost, afternoon, afternoons, aftershave, afterthought, afterward, afterward(s), afterwards, again, against, agape, age, age of consent, age-group (also age-bracket), age-old, aged, ageing, ageing (also aging), ageism (also agism), ageless, agelong, agency, agenda, agent, agent provocateur, agglomerate, agglomeration, agglutinate, agglutination, agglutinative, aggrandize,