Otf
光学传递函数
🗣️ 情景例句
What made you decide to study Economics?
你为什么决定修读经济学？
Are you going to have dinner at home tomorrow night?
你明天晚上在家吃晚饭吗？
One day she came into my room laughing happily.
有一天，她开心地笑着来到我的房间。