Sacu
abbr. Society for Anglo-Chinese Understanding 英中了解协会
🗣️ 情景例句
Mr. Carlson is busy at the moment. May I help you?
Carlson先生现在正忙着呢。我可以为你效劳吗？
One of my suitcases is small,and the other one is medium size.
我的一个提包是小的，另一个是中等的尺寸。
Even if a piped water supply is safe at its source,
既使管道供水系统在水源处是安全的，