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close binary
close binary
astr.
密近双星
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system
system
gen.
体
IMF.
安排
leath.
网
med.
派
met.
装置
met. од.
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tech. од.
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to phrases
close binary
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astr.
密近双星
(star)
close binary
:
8 phrases
in 4 subjects
Astronomy
5
Scientific
1
Space
1
Technology
1
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