Astrocoele
[医] 星球腔
🗣️ 情景例句
The change is yours.
找回的钱给你。
They've met with great favor home and abroad.
这些产品在国内外很受欢迎。
This depends on the precise radio frequency of the 21-cm wavelength, or 1420 megacycles per second.
这种通讯联系要靠21厘米波段，即每秒1420兆周的精确无线电频率。