Cohydrol
石墨的胶态溶液
🗣️ 情景例句
All right.
行了。
Many a fine dish has nothing on it.
虚有其表。
Oh, and by the way, my wife wants to know if Mary needs any help.
喔，顺便问一问，我妻子想知道玛丽是否需要帮忙。