Let me explain my position.
'Lasciami' — LA-scia-mi. Stress on the first syllable. 'Spiegare' — spie-GA-re, stress on the second.
Use when you've been interrupted or misunderstood and want to fully articulate your opinion. It requests space and time to explain, signalling your view is more nuanced than it might appear.
'Lasciami' (let me) is the imperative of 'lasciare' + 'mi' (me). 'Spiegare la mia posizione' (to explain my position) is common in professional and intellectual contexts. This phrase requests a turn to speak properly.
Fammi finire il pensiero.
Let me finish the thought.
Requests not to be interrupted — 'finire il pensiero' (finish the thought) is common
Permettimi di chiarire.
Allow me to clarify.
Formal — 'chiarire' (to clarify) suggests there's been a misunderstanding
Voglio spiegare meglio cosa intendo.
I want to better explain what I mean.
Takes responsibility for any lack of clarity in your previous expression
Italian conversational culture is animated and interruptions are common — particularly in family settings and political discussions. Requesting space to finish speaking ('fammi finire') is a legitimate conversational move and is generally respected when made clearly.