人造无线电波有多种用途，如传送音乐或者运用微波加热食物，频谱低端的频率可以使用在诸如电视和移动电话等设备上。
The man-made sort can do things like transmit music or heat food in a microwave. At the low end of the spectrum are the frequencies used for things like television and mobile phones.
建议：使用微波炉或者冰箱之前，先用纸巾擦一下把手。饭前饭后不要忘记洗手。 。
Suggestion: % Use wet tissues to wipe the handles before using the microwave or refrigerator. And don't forget to wash your hands before and after a meal.
建议：使用微波炉或者冰箱之前，先用纸巾擦一下把手。饭前饭后不要忘记洗手。
Suggestion: Use wet tissues to wipe the handles before using the microwave or refrigerator. And don't forget to wash your hands before and after a meal.
使用微波炉或者电冰箱解冻食品，而不要放在料理台上自然解冻。
Thaw frozen items in the microwave or refrigerator, not on the kitchen counter.
也要记住要么使用微波炉，或者就冷着吃。
Also keep in mind to either use the microwave oven or eat it cold.
也要记住要么使用微波炉，或者就冷着吃。
Also keep in mind to either use the microwave oven or eat it cold.
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