measuring instrument for indicating speed of rotation
例句
Love the neighbor.But don't get tach. 可以爱你的邻居，但不要让她的老公知道。
Finally, HD Tach tests the drive burst speed. 专门针对硬盘底层性能的测试软件。
If you plan to power the tach with a 9V battery... 如果您计划的权力tach与9 V电池...
In addition to sequential read, HD Tach tests the drive's random access time. 专门针对硬盘底层性能的测试软件。
The instrument panel is simple, while still presenting the important information in big gauges: speedo, tach, fuel and coolant temp. 讯息显视仪表盘相对上设计简单，但仍然大度的呈现重要数据:速度表、发动机转数表、燃料及冷冻剂温度仪。
Energy fire of human being is a stretched chain, as an exquisite tach, we deny the importance of ourselves, which shift a sort of holy promises. 人类的精神之火，是连绵不断的链条，作为精致的一环，我们否认了自身的重要，就是推卸了一种神圣的承诺。
