apropos

adj. 适当的，中肯的

appropriation, approval, approve, approve of, approved school, approving, approvingly, approx, approximate, approximate to, approximately, approximation, appurtenance, Apr, apres-ski, apricot, April, April Fool, April Fool's Day, apron, apropos of, apse, apstream, apt, aptitude, aptitude test, aptly, aptness, Aqualung, aquamarine, aquaplane, Aquarian, aquarium, Aquarius, aquatic, aquatint, aqueduct, aqueous, aquifer, aquiline,