Beef extract
[医] 牛肉浸膏
🧩 词语组成解析
🗣️ 情景例句
These are lucky kids.
这是一群幸运的孩子。
If it were not for hope, the heart would break.
人是靠希望活著的。
The life forms most likely to develop on a planet would be bacteria.
行星上最容易生存下来的是细菌。