Cdfi
[醫]Color Doppler Flow Imaging
??? 情景例句
The topic of sex if somewhat taboo in Chinese daily conversation.
性在中國的日常談話當中是禁忌話題。
Good afternoon,Mr. Green.
午安，格林先生。
Sometimes it snows, and the land is all white. Then we go skating.
有時會下雪，地面白茫茫一片。那時我們就去滑冰。