training作名词意为“训练”、“培训”、“（为参加体育比赛而进行的）训练”，是不可数名词，动词加ing变成的名词，多半都是抽象名词，没有复数形式的。

（1）He called for much higher spending on education and training.

他呼吁在教育和培训方面加大投入。

（2）The emphasis is on developing fitness through exercises and training.

重点在于通过锻炼促进健康。

（3）Kennedy had no formal training as a decorator.

肯尼迪没有接受过做油漆匠的正规培训。

（4）There we received several weeks of intensive training.

在那里我们受了几星期的集中训练。