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
The film touched our hearts.
那部影片打动了我们。
The man is a space scientist.
这个人是太空科学家。
Clusters of tin insects called aphids were to be found on the underside of the leaves.
结果在树叶背面找到成串的叫作蚜虫小虫子。