Homerf
abbr. home radio frequency 家用无线电频率，家居射频
🗣️ 情景例句
Be our guest.
请随意。
You get what you pay for.
便宜没好货。
Modern machines can make the copy bigger or smaller, lighter or darker and copy onto both sides of the paper.
代机器可以放大、缩小、制作较亮的或较暗的复印件，也可以在纸的两面复印。