Microdebrider
n. 显微电动吸切器
🗣️ 情景例句
What's eating you?
什么正影响着你的情绪呢？
It's a sunny day.
今天是个艳阳天。
it is now possible not only to locate a shoal but to tell if it is herring, cod, or other well-known fish, by the pattern of its echo.
不仅能够确定鱼群的位置，而且可以根据鱼群回声的特点分辨出是鲱鱼、鳕鱼，这是人们所熟悉的其他鱼。