汉：来源于希腊语，意为"away from,inensive"。 有趣的是，前缀apo既用于最现代的用语中，也用于最古老的用语中。此外，在元音字母和辅音字母h前，元音字母o脱落，变成ap。
英：before vowels ap-, word-forming element meaning "from, away from, separate, free from," from Greek apo "from, away from; after; in descent from," in compounds, "from, asunder, away, off; finishing, completing; ceasing from; back again," from PIE root *apo- "off, away" (cf. Sanskrit apa "away from," Avestan apa "away from," Latin ab "away from, from," Gothic af, Old English of "away from"). 1.aphorism
n.short,wise saying;maxim 格言；警句；*ap 例句：Grandfather had an aphorism for any and every situation.无论在何时、何种情况下，祖父都知道与之适合的警句。
2.apocalypse
n.revelation,especially of knowledge from god 默示，启示；彻底的破坏；世界末日 *ap 例句：Over the next two hundred years,over 4,858 separate native American civilizations met with apocalypse at the hands of European settlers.在其后的200年间，有超过4858处印每安文明遭到了欧洲移民的彻底破坏。
3.apogee
n.the point in the orbit of a heavenly body farthest from the earth;the highest point of power or success（天）远地点；顶峰 *apo(=away from),ge 例句：At the apogee of the Roman empire,Latin was spoken far and wide.在罗马帝国的鼎盛时期，拉丁语曾被广泛使用。
4.apostate
n.one who abandons his faith 变节者，背教者 *apo (=away from),st(a)(=stand)
例句：In his free time ,he would visit apostates to try and bring them back into the fold.一有闲暇时间，他就去换那些背弃宗教的人，力图使他们回心转意。
5.apostle
n.the disciples of Jesus;leader or teacher of reform,a new faith,or movement使徒，传道者；（改革运动的）倡导者 *apo(=away from),stle(=send)
例句：Louis Armstrong was called "an apostle of jazz".路易斯.阿姆斯特朗被称为“爵士乐之父“。
6.apothecary
n.person who prepares and sells medicines and medical goods 药剂师，药师 *apo(=away from ),thec(=case)
例句：The village's apothecary was an old Buddhist priest schooled in Chinese herbal medicine.那个乡村的药剂师是一位上了年纪的佛教僧侣，他曾经读过中医。