Ethidium
[化]溴乙非啶,溴化二氨乙苯啡啶
🗣️ 情景例句
Like what special matters?
什么样的特殊状况？
I'm awfully sorry.
真是对不起。
No, she isn't wearing a sweater. She's wearing a white blouse.
没穿。她穿了一件白色的衬衫？