The environmental impact of this population increase is bound to be astronomic.
這個(gè)人口增長(zhǎng)對(duì)環(huán)境的影響必然是天文數(shù)字.
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Eclipse is a very intriguing astronomic phenomenon.
日食是非常引人入勝的天文現(xiàn)象.
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"astronomic telescope"