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BAS takes on up to 150 new recruits for Antarctica each year. While specialist science and engineering roles form the backbone, around 70% of the jobs are the operational roles required to keep the stations functioning.，这一点在搜狗输入法下载中也有详细论述
4. 现场电工王养红，证件过期且因年龄问题无复审资格，违规从事现场电工作业。（违反《房屋市政工程生产安全重大事故隐患判定标准（2024版）》第四条第三款，属于重大事故隐患。），这一点在im钱包官方下载中也有详细论述
* @param arr 待排序数组