Progressive muscular atrophy
[医] 进行性肌萎缩, 慢性脊髓前角灰质炎
🧩 词语组成解析
🗣️ 情景例句
It's five years ago.
那是五年前了。
You're sick!
你有病啊！
it was not long before its use as the uniquely recognizable broadcasting frequency for interstellar communication was suggested.
提出把它作为星际间唯一可辨认的广播频率就为期不远了。