Echelogram
阶梯光谱照片
🗣️ 情景例句
What number do I dial?
我应该拨哪个号码呢？
We have vanilla,chocolate,and strawberry.
我们有香草，巧克力，还有草莓。
But so far, the public has expressed its gratitude to the students in letters to the Press.
但到目前为止，公众已经向新闻界写信表达他们对学生们的感激之情了。