Neothricin
新丝霉素
🗣️ 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。
Mountain-climbing is difficult.
登山是困难的事。
those who are worried to death, and those who are bored to death.
忧虑至死的人、无聊至死的人。