Library science
n. 图书馆（管理）学
🧩 词语组成解析
🗣️ 情景例句
That's easy.
那太容易了。
What's your size?
你穿多大号？
But they would not listen to him. When they came to the river, a white man was waiting in the boat for them.
但是他们不听，当他们来到江边时，一个白人正在船上等着他们。