Surfaces can be opaque.Logical formLearned from25 sentences. A political system can be opaque.Logical formLearned from25 sentences. Areas can be opaque.Logical formLearned from25 sentences. Water can be opaque.Logical formLearned from25 sentences. An appearance can be opaque.Logical formLearned from24 sentences. Windows can be opaque.Logical formLearned from24 sentences. A substance can be opaque.Logical formLearned from24 sentences. A mineral can be opaque.Logical formLearned from23 sentences. Some leggings can be opaque.Logical formLearned from23 sentences. A pricing can be opaque.Logical formLearned from23 sentences. A paint can be opaque.Logical formLearned from23 sentences. A society can be opaque.Logical formLearned from23 sentences. A character can be opaque.Logical formLearned from22 sentences. Envelopes can be opaque.Logical formLearned from22 sentences. Specimen can be opaque.Logical formLearned from22 sentences.