Firemen inspecting an abandoned warehouse for potential fire hazards

（巡视废置的栈房之潜在火灾危险的消防员）；

The firemen are inspecting an abandoned warehouse for potential fire hazard.

消防队员正在检查一所废弃仓库的火灾隐患.

The firemen are inspecting an abandoned warehouse FOR potential fire hazard.

消防队员正在检查一所废弃仓库的火灾隐患。