[] ( dol., $) the unit of money in the US, Canada, Australia and several other countries 元（美国、加拿大、澳大利亚等国的货币单位）◆All prices are quoted in dollars. 所有价格都以元标出。◆converting dollars into pesos 将美元兑换成比索◆an investment worth millions of dollars 价值数百万元的投资◆a multi-million dollar investment 好几百万元的投资➡buck (1)
the dollar [] the value of the US dollar compared with the value of the money of other countries （相对於其他国家货币价值的）美元币值◆The dollar closed two cents down. 收盘时美元下跌了两分。◆The strong dollar has made US goods expensive overseas. 强劲的美元使美国商品在海外变得十分昂贵。◆The currency fell to a two-week low against(= compared to) the dollar. 这一货币兑美元的币值下跌到两周来的最低点。◆an exchange rate of two pesos to the dollar 汇率为两比索兑换一美元➡greenback
[] dollars that are spent on a particular activity or come from a particular source 资金◆They spent their research dollars (= money intended to be spent on research) in other areas of the business. 他们已将研究经费用於其他业务领域。◆competing for investment dollars 争取获得投资资金
[] a banknote or coin worth one dollar 一元纸币；一元硬币◆Do you have a dollar? 你有一元吗？◆a dollar bill 一元钞票