Galactogen
半乳多糖
🗣️ 情景例句
Table tennis, I suppose. That's almost our national game. People from all walks play it.
我想应该是乒乓球吧。它几乎是全国性运动，各行各业的人都打。
I was born on September 1st, 1976.
我出生在1976年9月1日。
Mrs. Smith's living room is large.
史密斯夫人的客厅很大。