Many animal welfare organizations offer low-cost spay services.

许多动物福利组织提供低成本的绝育手术服务。

Pet fever has made more people pay attention to animal welfare.

宠物热让更多人关注动物福利。

Many discoveries in ethology have changed how we view animal welfare.

动物行为学的许多发现改变了我们对动物福利的看法。

There are at least 75 animal welfare organizations in the U.S.

美国至少有75个动物福利组织。

At least 75 animal welfare organizations have been set up in America.

美国已经建立了至少75个动物福利组织。

At least 75 animal welfare(福利)organizations have been set up in America.

美国已经建立了至少75个动物福利组织。

At least 75 animal welfare (福利) organizations have been set up in America.

美国已经建立了至少75个动物福利组织。

The first issue was animal welfare.

第一个话题是动物福利。

How much do you know about animal welfare?

你对动物福利了解多少？

The fifth part, discusses the animal welfare legislation system.

第五部分，我国动物福利立法制度设计。