{{TRIP}}{{trip}}Previous usages has shown that this template must be written inline, with no spacing whitespace. Basically, just always copy the example below to prevent unintended results.
{{Translation in progress|~~~~~|(progress)|source=}}{{Translation in progress|~~~~~|progress=(progress)|source=}}{{Translation in progress|~~~~~|progress=(progress)|source=|type=}}
1 to notify the time the template was placed.progress (or 2) should be a percentage, like 2%, 40%, 100%, etc.source.|type=sect to notify a section being translated instead of a whole page.