0 a small, round piece of metal, usually silver or copper coloured, that is used as money -- 硬币;金属货币
1 to invent a new word or expression, or to use one in a particular way for the first time -- 创造,杜撰(新词或新的表达);首次使用(某一词语)
2 to be earning a lot of money quickly -- 轻松地赚大钱,发大财,暴富
The date on the coin is 1789.
We each wanted the bedroom with the balcony, so we tossed a coin to decide.
The captains flipped a coin into the air to decide which side would bat first.
The smaller 10 pence coin was introduced in 1992.
Overall, therefore, the present experiments add further substance to the claim that people misremember head orientation on coins.
In support of this idea, they cite the results of an experiment in which they asked subjects to create new coins.
Islands are in many ways special: so much so that ecologists have coined the expression" island biogeography" to describe their particular features.