Non-development
[医] 不发育
🧩 词语组成解析
non
[[nɔn]]
adv. 非, 不
🗣️ 情景例句
That's it.
就这样。
Hasty climbers have sudden falls.
大起者有大落。
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。