例句與造句

1. The report comes from a committee tasked with shaving $ 30 million from the nsf ground - based astronomy budget ? about 15 % of the total budget for the nsf ' s division of astronomical sciences
   該報告出自一個以從國家科學(xué)基金地基天文學(xué)預(yù)算中削減3千萬美元? ?大約占到國家科學(xué)基金天文科學(xué)部門總預(yù)算的15 % ? ?為任務(wù)的委員會。
2. It's difficult to find ground-based astronomy in a sentence. 用ground-based astronomy造句挺難的