He's getting past the age for caring for such things, either as principal or accessory.

他已经过了照顾这些东西的年龄， 无论是作为主要还是从属。

Dance Of Death At the age of 21, Patrick Bissell burst upon New York as principal dancer of the American Ballet Theatre.

死亡之舞21岁那年，帕特里克·比斯尔突然在纽约名声大噪，成为美国芭蕾舞剧院的领衔舞蹈演员。

Performing in public, though, filled him with terror, which led him to give up his job as principal oboe in the BBC Welsh Orchestra.

可是，由于他在公众场所表演充满紧张，致使他放弃了在英国BBC广播公司威尔士乐团首席双簧管演奏员的工作。

We need to look in that system. Dr. Doyon was among the scientists who worked on the telescope as principal investigator of the instrument provided by the Canadian Space Agency.

我们需要查看该系统。作为加拿大航天局提供的仪器的首席研究员，Doyon 博士是从事望远镜工作的科学家之一。