No they don't. eg apple-apples
<span>Filmul meu preferat este The Lion King.</span>
Depth of field is the distance between the closest and farthest objects in a photo that appears acceptably sharp. Now your camera can only focus sharply at one point. But the transition from sharp to unsharp is gradual, and the term 'acceptably sharp' is a loose one!
The park is a valuable natural resource. The park is near a gold mine in which trees grow.