Rhysimeter
流体流速测定计
🗣️ 情景例句
The pictures you've taken are fabulous, Richard.
你拍的照片太精采了， Richard。
It's due in at noon.
正午到达。
it must be known to any kind of radio astronomer in the universe.
这个频率是宇宙中任何射电天文学家都应该熟悉的。