a central role

• 中心作用

a central role的用法和样例：

例句

1. The implied claim that mine was the centra role was bound to be an affront to any president.
   这种意味着自称我起了中心作用的话，肯定要得罪任何一位总统。
2. Goddard scientists, caught by surprise, wondered if the arrangement signaled a diminished role for their center.
   戈达德的科学家感到惊讶，怀疑这一申明是否发出了削弱其它中心作用的信号。