我们了解到了无家可归（定义），香港的现状，居住类型，为它们的服务机构，

我们了解到了无家可归（定义），香港的现状，居住类型，为它们的服务机构，面临的问题，遭遇的困境。

結果 (英文) 1:

We understand that the homeless (definition), Hong Kong's status, type of residence, for their services, and problems faced by, the hardship suffered.

結果 (英文) 2:

We understand that the homeless (as defined), Hong Kong's current situation, type of residence, to their service providers, the problems faced difficulties encountered.

結果 (英文) 3:

We learned about the homeless (definition), the status quo of Hongkong, the type of residence, the problems faced by their service organizations, the difficulties encountered.