问使用jQuery ()方法查找表及其子类的第二个tr

EN

$("table").find("tr:nth-child(2)").find("tr:nth-child(2)").css("color","red")

<script src="https://ajax.googleapis.com/ajax/libs/jquery/2.1.1/jquery.min.js"></script>
<table>
        <tr></tr>
        <tr>
            First Want to select this tr
            <td>
                <table>`
                    <tr>
                        <td></td>
                    </tr>
                    <tr>
                        <td>Then Want to select this one</td>
                    </tr>
                </table>
            </td>
        </tr>
    </table>

$.find('table tr:nth-child(2)').html()