Galactogen
半乳多糖
🗣️ 情景例句
The main course: steak and potatoes.
主菜 牛排和马铃薯。
Little thieves are hanged, but great ones escape.
大贼脱身去，小贼被吊死。
My parents used to live in South America and I used to fly there from Europe in the holidays.
我的父母曾经住在南美洲，所以假期里我常从欧洲乘飞机到他们那里。