Tachometry
n. [测]转速测定(法),流速测定(法)
🗣️ 情景例句
What are you trying to say, Harry?
你到底想说什么， Harry？
Books,like friends,should be few and well chosen.
书籍如朋友，宜少宜精选。
I admire you for sticking to your plans.
我佩服你能坚持你的计划。