Anakrom
硅藻土型色谱载体
🗣️ 情景例句
All work and no play makes Jack a dull boy.
只有工作没有娱乐会使人呆头呆脑。
Truth may be blamed, but shall never be shamed.
真理可能被指责，但是决不蒙耻辱。
I think we must buy some meat for supper.
我想我必须买一些晚饭吃的肉。