Geolograph
钻速记录仪, 地质记录器
🔁 扩展释义
【经】 钻速及钻时记录
🗣️ 情景例句
Hi.
你好！
One of these days,I'd like to take a vacation.
某天,我想度假。
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。