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单词
semidiameter
释义
sem·i·di·am·e·ter
AHD
[sĕm'ē-dī-ămʹĭ-tər, sĕm'ī-]
D.J.
[ˌsemiːdaɪˈæmɪtə, ˌsemaɪ-]
K.K.
[ˌsɛmidaɪˈæmɪtɚ, ˌsɛmaɪ-]
n.
(名词)
The apparent radius of a celestial body when viewed as a disk from Earth.
半径:一般指从地球上看到的象圆盘的球形天体的二维平面半径
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nicotinism
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nictate
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nictitate
nictitated
nictitates
nictitating
nictitating membrane
nidate
niddering
nidderings
nide
nidering
nides
nidi
nidi
nidicolous
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更新时间:2026/2/27 20:05:05