donkey
donkey/ˈdɔŋki/n.［c］驴子: drive a donkey赶驴；ride a donkey骑驴Donkeys are better than horses on mountain trails.山路上驴子比马好使。
donor
donor /ˈdəunə/n. [c]捐赠者，赠与者：a skin donor捐皮者，供皮者Blood donors give blood for use in hospitals.献血者献血供医院使用。
doom
doom/du:m/ I.n.［u］&［c］(通常用sing.)厄运，劫数：go to one’s doom遭劫；死亡；await one’s doom等待末日来临‖II.vt.注定，命定：be doomed to death被判死刑；be doomed to failur···
door
door/dɔ: /n.［c］门；一户：enter by/at the front door从正门进；within doors在屋内The door locks easily.这门很容易锁上。The door won’t open.这门打不开。Close (Open) the door.关上(···
dorm/dormitory
dorm见dormitorydormitory/ˈdɔ:mitri/n.［c］(集体)宿舍：a dormitory bedroom一间宿舍；students’ dormitory学生宿舍Most of the students of this college live in dormitories.这所学院的···
dot
dot/dɔt/ I.n.［c］小点，圆点：Put a dot on/over the i.在字母i上加上一点。‖II.vt.(dotted, dotting)加点，点缀；散布于：a dotted line虚线There were a few sheep dotted around in the ···
double/double-decker
double/ˈdʌbl/ I.adj.1.两倍的(= twice): do doublework做双份工作Is the material single width or double width?这块料子是单幅的，还是双幅的? 2.两用的，双人的；双重的：a double bed双人···
doubt/doubtful/doubtless
doubt/daut/ I.n.［u］&［c］1.怀疑，疑虑：arouse doubts引起怀疑；cast doubts/a doubt on/upon …对…产生怀疑；throw doubt upon one’s word对某人的话产生了怀疑2.用于短语in doubt存···
