Tachography
血流速度描记法
🗣️ 情景例句
I've got to go. Tomorrow is Monday,
我得走了。明天是星期一。
I have been working too hard; it's time I relaxed.
我太疲劳了，该在这里休息一下。
Your Chinese is really surprising.
你的中文令人惊讶。