A low pitched bark indicates aggression and is possibly a threat.
低声调的吠叫意味着狗狗挑衅，可能也是一种威胁。
These sounds may be loud or quiet, clear or muffled, high or low pitched, pleasant or unpleasant in tonality.
这些声音可能大声可能小声、可能清脆可能较闷、可能高亢可能低沉、可能悦耳可能难听。
No one knows how the brain tells the distinction among high pitched and low pitched sounds or among noisy and supple sounds.
没人知道大脑如何分辨高音低音还有喧闹和轻柔之音。
It's the same as when you hit two tuning forks at the same time, and hear a low-pitched oscillation in the background.
就像当你同时敲打两个音叉一样，你总会听到一个低沉的背景音振荡。
With a low-pitched rumbling noise, the propeller began to rotate.
随着低沉的隆隆声，螺旋桨开始旋转起来。
Vuvuzelas provoked strong emotions in South Africa, with some fans loving the distinctive low-pitched bellow while others — including many players, coaches and commentators — driven to distraction.
呜呜祖拉在南非引发了强烈的情绪，有些球迷喜欢这种喇叭发出的有特色的低沉的响声，而其他一些人——包括许多球员、教练和评论员——则被这喇叭声搞得心烦意乱。
I saw myself, in dream, a youth, almost a boy, in a low-pitched wooden church. The slim wax candles gleamed, spots of red, before the old pictures of the saints.
我在梦中见到自己，一个青年，甚至是个男孩，在一个低调的木制教堂里。在圣者的旧像前面，细高的蜡烛闪着微光，点点红色。
High and low voice "Can you explain to me what the difference is between a high-pitched and low-pitched voice?"
高音和低音“你能解释一下高音和低音的区别吗？”
And as the road swooped low, pitched and plunged, I felt an exhilarating wildness in my veins - like a swallow, like a mistle thrush, like a bird of spring, buffeted by the sweet night air.
随着道路下坡俯冲，斜坡或是陡坡，我感觉血管中流淌着令人振奋的狂野——像燕子、像槲鸫、像春天的小鸟，夜晚甜蜜醉人的微风不断地吹拂着我。
It was, perhaps, Archer reflected, because her early vivacity had disappeared; because she was so quiet — quiet in her movements, her voice, and the tones of her low - pitched voice.
阿切尔沉思，也许是因为她早年的活力已经消失了，她才这样异常地沉静——她的动作、声音、低声细气的语调都异常沉静。
All Xiangzi's strength went into blurting out these two words, which burst from his lips low-pitched but vehement.
祥子似乎把全身的力量都放在唇上，爆裂出这两个字，音很小，可是极有力。
All Xiangzi's strength went into blurting out these two words, which burst from his lips low-pitched but vehement.
祥子似乎把全身的力量都放在唇上，爆裂出这两个字，音很小，可是极有力。
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