而搭配声调则对初、中、高三个水平的美国学生第三声声调变异均产生影响，当搭配第三声或第四声时，学生将第三声发正确的比例大于搭配第一声或第二声的组合。
And all the American students of three levels were progressively more accurate when matching the third or the fourth tone than matching the first or the second tone.
朝阳初升的大地弥漫着那低沉的、悲伤的哀悼声。
The low, sad tones of their sorrow spread across the land as the morning sun rose.
头顶上的喧嚣声戛然停止了，像初起时一样来得突然，像一阵狂风吹过似的；
The pandemonium above has ceased almost as suddenly as it arose, passed like a fierce gust of wind;
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