Liebig's extract
[医] 李比希氏牛肉浸膏
🧩 词语组成解析
🗣️ 情景例句
I'll give him your message as soon as he's available.
他一有空我就转告他您的留言。
Is this book his?
这本书是他的吗？
The real dividing line between continents and oceans occurs at the foot of a steeper slope.
大陆和海洋的真正分界线是在陡坡脚大陆架慢坡