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单词
obtuse angle
释义
WordReference Random House Unabridged Dictionary of American English © 2024
obtuse
′
an
′
gle,
Mathematics
an angle greater than 90° but less than 180°. See diag. under
angle.
1560–70
ob•tuse
′
-an
′
gled, ob•tuse-an•gu•lar
(əb to̅o̅s
′
ang
′
gyə lər, -tyo̅o̅s
′
),
USA pronunciation
adj.
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更新时间:2025/7/31 11:56:00