Riometer
n. [物]宇宙噪声测量器, 相对电离层吸收仪(用以测量电离层对电磁波的吸收作用)
🗣️ 情景例句
Then in that spirit let each of us give thanks.
现在本着同样心意，让我们开始感恩。
What channel are you watching now?
现在你在看哪个新闻？
How did you decide that product was safe?
你怎样决定产品是安全的呢？