对一系列无线电使用.radio-inline类，以使控件出现在同一行上。您可以尝试运行以下代码以在Bootstrap中实现radio-inline类-
<!DOCTYPE html> <html> <head> <title>Bootstrap Forms</title> <meta name = "viewport" content = "width=device-width, initial-scale = 1"> <link rel = "stylesheet" href = "https://stackpath.bootstrapcdn.com/bootstrap/4.1.1/css/bootstrap.min.css"> <script src = "https://cdn.staticfile.org/jquery/3.3.1/jquery.min.js"></script> <script src = "https://stackpath.bootstrapcdn.com/bootstrap/4.1.1/js/bootstrap.min.js"></script> </head> <body> <label for = "name">Best Porgraming Language</label> <div> <label class = "radio-inline"> <input type = "radio" name = "optionsRadiosinline" id = "optionsRadios3" value = "option1" checked> Java </label> <label class = "radio-inline"> <input type = "radio" name = "optionsRadiosinline" id = "optionsRadios4" value = "option2"> C </label> <label class = "radio-inline"> <input type = "radio" name = "optionsRadiosinline" id = "optionsRadios4" value = "option3"> C++ </label> </div> </body> </html>