Osa
[计] 开放系统体系结构
🗣️ 情景例句
No way. I must get everything ready before noon.
不行啊，我必须在中午前把一切都做好。
We have a small gift for you to take with you when you leave the factory.
你离开工厂时，我们有件小礼物要送给你。
Of course. You may find these rather expensive.
当然。不过这些衣服你可能觉得相当贵。