As in phtml file we use
<?php echo __('Title'); ?>
to Support Multi Language.
How to use same in XML File for Title
app\code\Custom\Module\view\frontend\layout\mymodule_index_index.xml
<referenceBlock name="breadcrumbs">
<action method="addCrumb">
<argument name="crumbName" xsi:type="string">Home</argument>
<argument name="crumbInfo" xsi:type="array">
<item name="title" xsi:type="string">Home</item>
<item name="label" xsi:type="string">Home</item>
<item name="link" xsi:type="string">{{baseUrl}}</item>
</argument>
</action>
</referenceBlock>
app\code\Custom\Module\view\frontend\layout\mymodule_inde_index.xml
@AnkitShah