问表中tr重复，无法清空表元素

EN

<input type="text" id="name"/>
<input type="text" id="age"/>

<table id='client'>
    <thead>
        <tr>
            <th>name</th>
            <th>age</th>
        </tr>
    </thead>
<table>

<input type="button" id="btn" value="send"/>
<input type="button" id="showList" value="list data"/>

... 
.... $.get().then(displayClients);
...
function displayClients(response) {
        let table = $('#clients');
        let tbody = $('<tbody>');

        tbody.remove();

        for (let data in response) {
            let name = response[data]['name'];
            let age = response[data]['age'];

            let tr = $('<tr>')
                .append($('<td>').text(name))
                .append($('<td>').text(age))

            tbody.append(tr);
        }
        table.append(tbody);
    }