Digital tachometry
[计] 数字式转速测定法
🧩 词语组成解析
n. [测]转速测定(法),流速测定(法)
🗣️ 情景例句
All right?
知道吗？
That was close!
好险！
An even harder situation is to be on the platform in good time for a train and still to see it go off without you.
更难堪的情况是虽然及时赶到站台上，却眼睁睁地看着那趟火车启动，把你抛下。