Hetaeillin
海他青霉素
🗣️ 情景例句
This is no small accomplishment.
这是非同小可的成就。
This is a chair.
这是一张椅子。
They are often more industrious, useful citizens than those who are never late.
他们与那些从不迟到的人相比，常常是更勤奋有用的公民。