Mycoprecipitin
真菌沉淀素
🗣️ 情景例句
Good-bye.
再见。
We intend to place large regular orders, and would therefore like to know what quantity discounts you allow.
我方将定期大量订购，因此想知道你方给多少数量折扣。
Oh, hello, Ann. This is Jim-Jim Green.
噢，你好，安。我是吉姆--吉姆·格林。