Tachometry
n. [测]转速测定(法),流速测定(法)
🗣️ 情景例句
He gave them to me to hold on to them
他给我戒指， 要我自己保管，
Our views are not so far apart,after all.
我们的看法不是相差悬殊,不管怎么说。
'You needn't have said that,' my wife answered.
“你没必要这么说，”我妻子回答说，