国际男子职业网球协会的英文：
Association Tennis Professional (ATP)

association是什么意思：
n. 联合，联系；联合体，社团；协会

association centre
联合中枢

Association of Infant Formula Manufacturers
婴儿配方奶制造商协会

The Association holds an annual reunion.
这个协会每年聚会一次。

tennis是什么意思：
n. 网球

the racket used in paddle tennis or table tennis.
碰碰网球或乒乓球运动中使用的球拍。

They were in proper tennis whites.
他们都穿着可体的白色网球服。

He is an energetic tennis player.
他是个精力充沛的网球手。

professional是什么意思：
adj. 职业的；高水平的
n. 职业选手；专家，内行

His profession is a teacher || He is a teacher by profession
他的职业是教师

The author of the guidebook is an architect by profession.
该手册的作者任职建筑师。

The author of the guidebook is an architect by profession
该手册的作者任职建师