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词汇
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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substitute
substituted
substitutes
substituting
substitution
substitutions
substitutive
substrata
substrata
substrate
substrates
substratosphere
substratum
substratums
substruction
substructions
substructure
subsume
subsumed
subsumes
subsuming
subsumption
subsumptions
subsurface
subteen
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更新时间:2025/4/26 0:42:01