Haemodromometer
血流速度计
🗣️ 情景例句
Right?
对吗？
Did you give it to him yourself?
你自己亲自交给他吗？
it is extremely difficult to estimate the true value of the services which people perform for us.
但要估算别人为我们为所提供的服务的价值却是极其困难的。