first-aiders
英
美
(first-aider 的复数) [医] 急救员
first-aider 的复数
双语例句
- How many first-aiders are there in your office?
你们办事处有多少急救人员？ - The course is for the qualified first-aiders to extend their qualification on every three years.
课程为持有有效急救证书的职员延长其急救员的资格，每三年一次。