Gregory
n.格雷戈里(姓氏, 男子名)

GREGORY是来自美国的专业背包生产厂家，其背包共有10个系列。1977年Wayne Gregory在圣地亚哥创建了gregory这个品牌，当时在其房子后面生产，前面销售。1983年Wayne与他人合作，自己则专心开发新技术，当地的环境非常适合测试产品和开发新产品。随后在近几年将生产车间全部移至越南和中国，Wayne 继续热情的把重心集中在设计和质量上。

GregoryLady &B{Isabella Augusta Persse} (&b{1852-1932})

Irish playwright. She was a founder (1899) and director (1904-1932) of the Abbey Theatre, for which she wrote a number of short plays, including Spreading the News (1904 )

格雷戈里，伊莎贝拉·奥古斯塔·波思：(1852-1932) 爱尔兰剧作家。她是艾比剧院的创始人（1899年）和导演（1904-1932年）之一， 并为其创作了一些短剧，包括《传播消息》 （1904年）

Greg 群
n. 格瑞格(男子名, Gregory的昵称)

gregarious
Seeking and enjoying the company of others; sociable. See Synonyms at social.
Tending to move in or form a group with others of the same kind: gregarious bird species.
Botany. Growing in groups that are close together but not densely clustered or matted.
adj.
1. 【动】群集的, 爱群居的, 群居(性)的;【植】聚生的, 簇生的
2. 爱交际的, 集体性的

例句：
Man is a gregarious animal, and apparently the mischievous microbes he exhales fight and neutralise each other.
人是一种群居的动物,显然,他所呼出的致病细菌要互相残杀,彼此抵消。

aggregate
Constituting or amounting to a whole; total: aggregate sales in that market.
Botany. Crowded or massed into a dense cluster.
Composed of a mixture of minerals separable by mechanical means.
A total considered with reference to its constituent parts; a gross amount: “An empire is the aggregate of many states under one common head” (Edmund Burke).
The mineral materials, such as sand or stone, used in making concrete.
To gather into a mass, sum, or whole.
To amount to; total.
To come together or collect in a mass or whole

vt.
1. 结合; 集结; (使)聚集
2. 共计, 计达
adj.
1. 集合的; 总合的; 合计的; 聚集的; 聚合的; (花)聚生的
2. 【地质】聚成岩的
n.
1. 聚合, 集合
2. 总数; 总额; 合计
3. 聚合体; 凝聚体; 集合体; 组合体; 团粒
4.【建】混凝料; 集料

例句：
The aggregate number of unemployed is fifty thousand this year.
今年失业人数总共达五万人。
What is the aggregate of goals from the two football matches?
两场橄榄球赛的总进球数是多少?

congregate
To bring or come together in a group, crowd, or assembly
Gathered; assembled.
Involving a group
v.(使)聚集， 集合
adj.聚集的； 集团的

例句：
People quickly congregated round the speaker.
人们迅速围拢在演说者的周围。
The crowds congregated in the square to hear the president speak.
成群的人聚集在广场上听总统演讲。

segregate
To separate or isolate from others or from a main body or group. See Synonyms at isolate.
To impose the separation of (a race or class) from the rest of society.
To become separated from a main body or mass.
To practice a policy of racial segregation.
Genetics. To undergo genetic segregation.
Separated; isolated.
One that is or has been segregated.
vt. 使隔离；使分离；在…实行种族隔离

例句：
Mary and I were segregated in the crowded square.
广场中拥挤的人群把我和玛丽挤散了。

Peter 石头
n.
1. 彼得(男子名)
2. 【圣】彼得(耶稣十二门徒之一);【圣】《彼得书》

习惯用语:
rob Peter to pay Paul
牺牲一方的利益以利他方;借东还西; 挖肉补疮

petroleum ol-oil

Random House Webster's Unabridged Dictionary
-eum
a suffix occurring in some Latin scientific names (peritoneum), and in the corresponding loanwords in English (petroleum).

A thick, flammable, yellow-to-black mixture of gaseous, liquid, and solid hydrocarbons that occurs naturally beneath the earth's surface, can be separated into fractions including natural gas, gasoline, naphtha, kerosene, fuel and lubricating oils, paraffin wax, and asphalt and is used as raw material for a wide variety of derivative products
n.石油

petrol
n. Chiefly British
Gasoline.
Archaic. petroleum
n.
1. [英]汽油(=[美]gasoline); 挥发油
2. [废]石油

petrology
The branch of geology that deals with the origin, composition, structure, and alteration of rocks.
n. 岩石学, 岩理学

petrify
To convert (wood or other organic matter) into a stony replica by petrifaction.
To cause to become stiff or stonelike; deaden.
To stun or paralyze with terror; daze.
To become stony, especially by petrifaction.
vt.
1. 使石(质)化; 使坚硬; 使僵硬; 使麻木
2. 使僵化; 使失去活力
3. 使发呆; 使迟钝
vi.【地质】石化; 变僵硬, 发呆

例句：
People are apt to petrify, even at a University, if they follow the same paths too persistently.
当有些人钻进牛角尖的时候,即使是在大学学府里,他们也会变得冥顽不化的。

petrel 想起本山大叔的小品啦，海燕啊，哈哈哈哈
Any of numerous black, gray, or white sea birds of the order Procellariiformes, especially the storm petrel.
n.海燕

习惯用语:
stormy petrel
海燕(相传它一来就有暴风雨); 一来就会发生纠纷、风潮等事故的人

词源小故事：
petrel 一字源自法文,意思为“圣彼得的鸟”这种鸟常伸著脚靠近海面飞行,看起来像在海上走路,而耶稣十二使徒中的圣彼得 (St. Peter) 曾经靠耶稣的帮助步行渡海,因此这种鸟就被称作 petrel,又因此种鸟出现时常会有暴风雨的来临,所以又称作 stormy [storm] petrel.