Galactogen
半乳多糖
🗣️ 情景例句
You should treat them with more consideration.
你应该多体谅他们一些。
How far is it to the university?
它离大学多远？
After it had passed, they swam on as quickly as they could because they knew that the boat would soon return.
快艇过去之后，他们以最快的速度向前游去，因为他们知道快艇马上就要转回来。