Cdfi
[医]Color Doppler Flow Imaging
🗣️ 情景例句
Don't you just love it?
你能不喜欢吗
Excuse me. Are you Susan Davis from Western Electronics?
对不起，你是来自西方电子公司的苏姗·戴卫斯吗？
It cuts a clean cylinder of rock,
这种钻头能切割一段光滑的圆柱形岩石，