Coba
abbr. Correction Officers Benevolent Association 修正官员慈善协会
🗣️ 情景例句
This is as useful as screen door on a submarine.
这毫无用处。
How long will you remain in the United States?
你将会在美国逗留多久？
Plenty of sleep is healthful.
充足的睡眠有益于健康。