one-dollar coin

基本解释

Will you please put one dollar and seventy-five cents in the coin slot?
请先将一块七毛五投入投币口，好吗？
CANADA stoped to make silver coin, the RCM issues the first nickel-based 50 cents and one dollar pieces.
市场上完全看不到50分币了，但是加拿大每年仍然在铸造50分币，为了集币需要。
china.simple.blog.163.com
Reporters saw pottery, coins are round hole, lime-soil color, such as the present one dollar coin size, money, Xiao Zhuan "five baht words" clearly visible.
记者看到陶币为圆形方孔，灰土色，如现在的一元硬币大小，钱文小篆“五铢”字样清晰可见。

The loonie (so named for the bird on the one-dollar coin) has soared from a record low of 62.1 American cents in January 2002 to over 74 cents this week, its highest level in six years.
ECONOMIST: Canada's economy