dedicated

a.忠诚的，热忱的，一心一意的

decontamination, decontrol, decor, decorate, decoration, decorative, decorator, decorous, decorously, decorum, decoy, decrease, decree, decree absolute, decree nisi, decrepit, decrepitude, decry, dedicate, dedicate to, dedication, deduce, deducible, deduct, deductible, deduction, deductive, deductively, deed, deed of covenant, deed poll, deed-box, deem, deep, deep down, deep space, deep-freeze, deep-fry, deep-laid, deep-mined,