Radiospectrum
射频频谱
🗣️ 情景例句
We've been looking forward to seeing you again.
我们非常盼望再见到你。
If you have no hand, you cannot make a fist.
巧妇难为无米之炊。
Professor Karl von Frisch, an Austrian scientist, spent many years of his life researching the amazing ways honey bees communicate in their dark hives.
卡尔·冯·弗里施教授，一位澳大利亚科学家，一生中花了许多年的时间来研究蜜蜂在暗巢里互传信息的有趣方法。