基本解释[纺织科学技术]后裆线英汉例句权威例句It would now take a rise above 121 just to break the downtrend (line b) that goes back to 1990.FORBES: The Week Ahead: Currency Wars and Commodities词组短语短语back rise width line 落档宽线专业释义纺织科学技术后裆线