1.pharmacy n．藥房(drugstore)；藥劑學(xué)

詞根記憶：來自pharma(n．藥，毒)

例：Our total sales have increased this year by 20 percent since we added a pharmacy section to our grocery store..

派生詞：pharmaceutical(a．藥學(xué)的，藥用的)：pharmacologist(n．藥理學(xué)家)

2.phase n．階段（a distinguishable part in a course, development or cycle

記：月亮的“月相”（新月，上弦，滿月，下弦）也叫phase

注意：phrase(n．短語)

例：Pesticide sprayings were timed to coincide with various phases of the life cycles of the insects they destroyed.

3.phenomenon n．現(xiàn)象(an observable fact or event);奇跡(a rare or significant fact or event)

詞根記憶：phen(=phan出現(xiàn))+omenon--現(xiàn)象

例：Two divergent views of a scientific phenomenon are reconciled.

派生詞：phenomenal(a．現(xiàn)象的；顯著的)

4.philanthropic a．慈善的，樂善好施的(benevolent)

詞根記憶：phil(愛)+anthrop(人)+lc--愛人的--慈善的

例：Philanthropic donations have provided some support for the hospitals.

5.philosophy n.哲學(xué)(search for knowledge and understanding of the nature and meaning of the universe and of human life);哲理，見解(the most basic beliefs, concepts, and attitudes of an individual or group)

詞根記憶：philo(愛)+soph(智慧)+y--愛智慧--哲學(xué)

例：In most fields, the prevailing philosophy never stays in place very long.

6.photon n.光子，光量子（a quantum of electromagnetic radiation）

詞根記憶：photo(照片：光)+n--光子

例：Virtually all astronomers rely on the detection of photons to know about objects outside the solar system.

同根詞：photoperiod（n.光周期）

7.photosynthesis n.光合作用(process by which green plants convert carbon dioxide and water into food using the energy in sunlight)

詞根記憶：photo(光)+synthesis(綜合)--光合作用

例：Symbiotic cells of algae carry out photosynthesis.

同根詞：photics(n.光學(xué))

8.physiological a．生理的(of, or concerning the bodily functions);生理學(xué)上的(of, or concerning physiology)

詞根記憶：來自physiology(n．生理學(xué))

例：Taken in large quantities, these substances could have serious health effects, but they are present in quantities far too low to cause any physiological response in people who drink the water or bathe in it.

派生詞：physiologically( ad.生理學(xué)方面)

同根詞：physiologist(n.生理學(xué)家)

9.physiology n.生理學(xué)(a branch of biology that deals with the functions and activities of life or of living matter and of the physical and chemical phenomena involved)；生理學(xué)上的(the organic processes and phenomena of an organism or any of its parts or of a particular bodily process)

詞根記憶：physio(生理的)+logy(學(xué)科)--生理學(xué)

例：Eusocial(完全群居的)insects' roles are defined by their behavior, body shape, and physiology.

派生詞：physiological(a．生理學(xué)的；生理的)