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
Absolutely right.
完全正确。
I often watch TV at night.
我常常在晚上看电视。
Only by working hard can we succeed in doing everything.
只有努力，才能成功