| 单词 | pacemaker |
| 释义 | pacemaker/ˈpeɪsmeɪkə(r) ||; ˈpesˌmekɚ/noun[c] 1. a machine that helps to make a person's heart beat regularly or more strongly 心脏起搏器；心律调整器 2. a person in a race who sets the speed that the others must follow （在速度赛中）定速度的人，带头的人 pace·mak·er /`pesˏmekə; ˈpeɪsˌmeɪkə/n [c]a small machine that is put in someone's heart to help it beat regularly （心脏）起搏器 |
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