Ornithyl
鸟氨酰(基)
🗣️ 情景例句
What are you going to do?
你打算读什么？
Congratulations on the completion and opening of a new Beijing branch!
祝贺美国银行北京分行的建成和开业！
Why don't you come a little earlier? About a quarter to.OK?
45分左右来，好吗？