Ietf
[计] Internet工程任务组
🗣️ 情景例句
What would you say is the most popular sport in your country, Mr. Lu?
陆先生，你们国家什么运动最流行？
Does Karl hope to continue the relationship?
卡尔希望继续保持那种关系吗？
Let me know when you are ready to order again.
那么需要再订货时，请与我联系。