Threads can be opaque.Logical formLearned from1 sentences. Ingredients may be made opaque by adding oxen.Logical formLearned from1 sentences. Layers can be opaque.Logical formLearned from1 sentences. Parts of clouds can be opaque to an (earth radiation).Logical formLearned from1 sentences. A printing can be opaque.Logical formLearned from1 sentences. Mortar can be opaque.Logical formLearned from1 sentences. A (rubber stamp) can be opaque.Logical formLearned from1 sentences.