incremental

1. ADJ Incremental is used to describe something that increases in value or worth, often by a regular amount. 遞增的[正式] [usu ADJ n]

...our ability to add production capacity at relatively low incremental cost. ...我們以比原成本稍微高出一點(diǎn)但又相對(duì)較低的成本增加產(chǎn)量的能力。