a high-pitched voice/whistle
尖嗓子；尖锐的口哨声
牛津词典
A woman squealed in a high-pitched voice.
一个女人大声尖叫。
High pitched sounds and vibrations most often begin appearing.
常常是尖利的声音和振动开始出现.
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The roaring engine was joined by another, high pitched whine.
又有高声轰鸣的发动机加入进来了.
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Samboy covered his ears as he thought her singing was terrible and too high pitched.
山博连忙把耳朵遮住,因为他觉得她的歌声实在难听和刺耳.
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