Chromating
染色处理
🗣️ 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？
I get out of bed about 7 o'clock every morning.
我大约每天早上7点钟起床。
At nineteen minutes past eight.
8点19分。