pacesetter
['pes,sɛtɚ]
n. 步调调整者, 先导者
例句与用法：
She works so fast that I can't keep pace with her.
她工作得很快，我跟不上她的速度。
The lion paced the floor of his cage restlessly.
狮子烦躁地在兽笼里走来走去。
The film director put the new actor through his paces.
电影导演测试了一下那位新演员的演技。
词形变化：
形容词: pacesetting |
详细释义：
n.
先导者