Colloxylin
[医] 火棉, 低氮硝化纤维素
🗣️ 情景例句
May I talk to you about something that's bothering me?
我能和你谈一件让我挺烦心的事吗？
They exchange happy glances.
他们幸福地互视着。
Bruce, when did you come to China?
布鲁斯，你什么时候来到中国？