Detrending
消除长期趋势
🗣️ 情景例句
I can't figure him out-he's a mystery!
我不能理解他，他真是个迷。
I'm glad that we've settled the price.
很高兴我们就价格达成了共识。
Dad, this is Zheng Jie, who I knew in Paris.
爸爸，这是郑杰，我是在巴黎认识他的。