If men breathed in the fine paint spray, their lungs would be damaged.

如果人们吸入这种细微的漆雾, 他们的肺部就会受到损伤。

If workmen breathed in the fine paint spray, their lungs would be damaged.

如果工人吸入这种细微的喷漆, 他们的肺部就会受到损伤。