A digital-video disc can be portable.Logical formLearned from20 sentences. (Massage products) can be portable.Logical formLearned from20 sentences. A line can be portable.Logical formLearned from20 sentences. A 15.4-incher can be portable.Logical formLearned from20 sentences. A snack can be portable.Logical formLearned from20 sentences. An easel can be portable.Logical formLearned from20 sentences. An (entertainment device) can be portable.Logical formLearned from20 sentences. A (dance floor) can be portable.Logical formLearned from20 sentences. A digital piano can be portable.Logical formLearned from20 sentences. A (breath test) can be portable.Logical formLearned from20 sentences. An oven can be portable.Logical formLearned from20 sentences. A surface can be portable.Logical formLearned from20 sentences. A (device market) can be portable.Logical formLearned from20 sentences. Portable devices can be digital.Logical formLearned from20 sentences. Devices can be portable.Logical formLearned from20 sentences.