Nevertheless, a huge number of scientists carrying out very useful research, [and] composers, actors, [and] artists making us watch their creations with bated breath, do not earn [as much] money as a lot of outstanding sportsmen do.

and 是连词，表示并列关系，用于连接同类事物。 with 是介词，表示伴随状态或方式。 bated 是形容词，来自动词 bate（抑制、减弱），指"屏住的"、"抑制的"。 breath 是名词，意思是"呼吸"。 with bated breath 是固定搭配，字面意思是"带着被抑制的呼吸"，引申为"屏息以待"、"紧张期待地"。 as much 是副词短语，表示"同样多"、"一样多"，用于比较句中。