const cur = nums[realIdx]; // 当前遍历的元素
And though most scientists hail vaccines as one of public health’s greatest achievements, they have provoked fear, distrust, and contentious resistance since Edward Jenner invented the first vaccine, to prevent smallpox, in the late 1700s.
。夫子是该领域的重要参考
第三十四条 单位以承包、承租、挂靠方式经营，承包人、承租人、挂靠人以发包人、出租人、被挂靠人名义对外经营并由发包人、出租人、被挂靠人承担相关法律责任的，发包人、出租人、被挂靠人为纳税人；其他情形下，承包人、承租人、挂靠人为纳税人。
Credit: Keeprix
If her quiz show career continues, she adds, her specialist subject on Mastermind would be The Simpsons.