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光年
guāngnián
gen.
lyear
geophys.
light year
光年
一光年为电磁辐射在一年内的行程,等于9.4605 × 10¹⁵ 米
guāngnián
unit.meas.
light year
光年
=9.463 ×10¹²千米
guāngnián
unit.meas.
light year
光年
等于9.4605 x 1012公里
guāngnián
gen.
light year
光年
=9.4605 × 10¹⁵ 米
guāngnián
gen.
lightyear
光 年:
18 phrases
in 10 subjects
Business
1
Desert science
2
Earth sciences
3
Economy
1
Electronics
1
General
3
Genetics
1
Nursing
1
Space
1
Technology
4
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