Building and Ground Maintenance - cleaning staffs, janitors, landscapers, pest control workers.

大楼和地面维护——清洁工、门卫、庭园设计师、害虫防治人员。

youdao

Building and Ground Maintenance - cleaning staffs, janitors, landscapers, pest control workers.

大楼和地面维护——清洁工、门卫、庭园设计师、害虫防治人员。

youdao