Lactolin
乳醇菌素
🗣️ 情景例句
They know that I'm married and that I have a family.
他们知道我结婚了， 有一个家。
They had excepted me to go with them.
他们原本希望我和他们一起去。
Frank could hardly conceal his excitement, for he knew that he had made a real discovery.
弗兰克几乎无法掩饰自己兴奋的心情，因为他明白自己发现了一件珍品。