As a rule of thumb good trend lines should touch at least three previous highs or lows. The more points the line catches, the better the line.是什么意思_As a rule of thumb good trend lines should touch at least three previous highs or lows. The more points the line catches, the better the line.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句