今日挑戰句子
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Babies are born with an enzyme called lactase that breaks down lactose, the sugars in milk.
嬰兒出生時體內有一種叫做乳糖酶的酵素，可以分解牛奶中的乳糖。
學習重點
1. enzyme酶，酵素（生物催化劑）
enzyme
[ˈɛnzaɪm](n.)酶，酵素（生物催化劑）
每日口說挑戰仔細想想其實超奇怪？從生物與文化角度解析「牛奶」這項食物的奇特之處（Why milk is weird）
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Babies are born with an enzyme called lactase that breaks down lactose, the sugars in milk.
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Babies are born with an enzyme called lactase that breaks down lactose, the sugars in milk.
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Babies are born with an enzyme called lactase that breaks down lactose, the sugars in milk.
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Babies are born with an enzyme called lactase that breaks down lactose, the sugars in milk.
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