acute triangle
US /əˈkjuːt ˈtraɪ.æŋ.ɡəl/
UK /əˈkjuːt ˈtraɪ.æŋ.ɡəl/
名詞
銳角三角形
a triangle in which all three internal angles are acute (less than 90 degrees)
範例:
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In an acute triangle, every angle measures less than 90 degrees.
在銳角三角形中，每個角都小於90度。
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The geometry teacher asked us to draw an acute triangle on the board.
幾何老師讓我們在黑板上畫一個銳角三角形。