Isopenicillin
异青霉素
🗣️ 情景例句
When you understand the cultural background, you can better use the language.
当你了解了文化背景，你就能更好地运用语言。
To lose a freind is the greatest of all loses.
失掉朋友是一切损失中最大的损失。
You see, on the morning of the murder, the 8 o'clock train did not run at all.
您看，在凶杀发生的那天早晨，8点钟的那次车根本没有发。