英语词汇an acute angle是什么意思，an acute angle的用法、释义、翻译、读音、例句、短语词组-英汉汉英翻译词典

单词	an acute angle
释义	DEFINITIVE EXAMPLES 权威例句〔cosine〕In a right triangle, the ratio of the length of the side adjacent to an acute angle to the length of the hypotenuse.余弦：直角三角形锐角边的边长与叙边的比美国传统〔sine〕In a right triangle, the ratio of the length of the side opposite an acute angle to the length of the hypotenuse.正弦：在一个直角三角形中，锐角所对边长度与斜边长度之比美国传统
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