然后你可以试着做个直线拟合，这个看上去就不像是呈直线趋势的。
And if you try to do a best-line fit, well, it doesn't seem to follow a linear trend.
在过去两个月,购物商场的销售额停止直线下降趋势，与去年同期相比开始上升。
Sales at malls rose in the past two months on a year-on-year basis, ending a string of declines.
亚洲股市一直紧随这项趋势变动。本星期四，亚洲股市直线下降，但当日仍以下跌不到百分之一收市。
On Thursday, Asian markets initially dropped sharply, but ended the day less than one percent down.
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