Koln
n. 科隆（德国地名）
🗣️ 情景例句
Robbie went to pick up the clip-on bow ties.
Robbie去拿夹上去的领结。
What will you do to help protect our environment from being seriously polluted?
你将为帮助保护我们的环境免遭到污染做些什么呢？
How do you do?
您好！