n.金或銀；金銀合金；含銅較高的銀

America has only 0.3 billon people. 美國(guó)有0.

The ground was worth 2.5 billon yen in terms of the local land-value. 根據(jù)當(dāng)?shù)氐牡貎r(jià)來(lái)算,僅這塊地就值25億日元。

Bob has a billon dollars while Kate has a million,so Kate is__than Bob. 當(dāng)然選擇A了。因?yàn)閘ess...than 是少于...的意思。

The scope of our projects, range in capital investments from 2 million USD to 9.5 Billon USD. 的范圍，我們的項(xiàng)目，范圍，在資本投資從2萬(wàn)美元到9.

The Federal Reserve agreed to let the insurance giant borrow nearly 38 billon dollars. 美聯(lián)儲(chǔ)同意借給這個(gè)保險(xiǎn)大亨380億美元。