Lactobiose
乳二糖
??? 情景例句
Of course.
那當(dāng)然。
I'm afraid you're too critical about your food.
我怕你對(duì)食物太挑剔了。
We're out of one item on your order.
你我訂的貨里有一項(xiàng)我們沒(méi)有了，