(Wall areas) can be opaque.Logical formLearned from2 sentences. A phrase can be opaque.Logical formLearned from2 sentences. Knots can be opaque.Logical formLearned from2 sentences. A drawing can be opaque.Logical formLearned from2 sentences. Films may be made opaque.Logical formLearned from2 sentences. A user can be opaque.Logical formLearned from2 sentences. A (government policy) can be opaque.Logical formLearned from2 sentences. Semiconductors can be opaque.Logical formLearned from2 sentences. Sides can be opaque.Logical formLearned from2 sentences. A pencil can be opaque.Logical formLearned from2 sentences. An object. can be opaque.Logical formLearned from2 sentences. An (object type) can be opaque.Logical formLearned from2 sentences. A counterpart can be opaque.Logical formLearned from2 sentences. Dots can be opaque.Logical formLearned from2 sentences. A status can be opaque.Logical formLearned from2 sentences.