abundant作为形容词的常见意思是“大量的，充足的，丰富的”。比如：
There is an abundant supply of cheap labour.有丰富的廉价劳动力供应。I have ever had abundant love experiences.我曾经有过丰富的感情经历。
Our country has a vast territory and abundant resources.我国土地辽阔，资源丰富。
It is a charming land that boasts abundant historical relics and enjoys superb natural environment.这是一个迷人的地方，历史遗迹丰富，自然环境优美。
An early study gave participants abundant time to complete problem solving and word association exercises.一项早期研究给参与者充裕的时间来解答问题并完成词汇联想训练。
abundant使用难点在：
abundant用作表语时，常构成 be abundant in(with)结构，表示“某地盛产(丰富的)其物”。 比如：
China is abundant in natural resources.中国自然资源丰富。This is a land abundant in minerals.这块土地矿产丰富。These rivers are abundant with fish.这些河流鱼类丰富。
abundant和plentiful、rich、wealthy区别：
abundant指数量异常之多，主要用于具体的事物，有时也用于抽象之物，用作表语时常与in，with连用。
plentiful主要用于食品、供应品、金钱、收获、财产等，有时与abundant 通用。比如：
Our food, such as it is, is plentiful.我们吃的，虽不很好，却很丰富。
She survived because of a plentiful supply of fresh water.由于淡水供应充足，她活了下来。
The amount of oil and natural gas in the Earth was still plentiful.地球上的石油和天然气储量仍然丰富。
rich是常用语，可指人或物。指人时，表示具有大量财富。指物时，表示所含数量大大超过一般标准。比如：
Oranges are rich in vitamin C.橘子含有丰富的维生素C。They're not as rich as all that.他们并不是那么富有。
She leads a rich and varied life.她过着丰富多彩的生活。They must be stinking rich.他们一定富得流油。They struck a rich seam of iron ore.他们开出一个富铁矿层。
wealthy指人时表示具有极多财富，相当于very rich。指物时，表示数量相当巨大。比如：
She had managed to hook a wealthy husband.她成功地钓到了一位有钱的丈夫。All of them came from wealthy, upper families.他们所有人都来自富裕的上层阶级家庭。No one could figure out how he got to be so wealthy.没人能弄清楚他是怎样变得如此富有的。
He was a very wealthy man who had traveled the world.他是个非常富有的人，曾经周游过世界。
