Lactolase
乳酸酶
🗣️ 情景例句
Andy, oh my God. I can't believe it. What are you doing here? I thought you're in Singapore.
安迪，我的天，竟然在这里遇见你。你在这里干什么？我以为你在新加坡。
Besides the required courses, I'm taking an elective in the Lab Science.
除必修科目外，选修科目我选了实验科学。
Just two weeks.
只有两个星期。