We trust our arrival, though unannounced, is not an intrusion.
Even the senior silth did not know what to make of her unannounced arrival.
His unannounced arrival, without Jack by his side, had been enough to warn Beverly of what was coming.
It struck me as peculiar that Dixie hadn't yet questioned the reason for my unannounced arrival at her door.
The old man ambled across the ceramacrete as the unannounced arrival powered down its engines.
No, she hadn't looked at all happy about the unannounced arrival of Wesley and company.
Nor could he predict what her reaction would be to his unannounced arrival.
She, however, seemed overjoyed by the monk's unannounced arrival.
I would have thought their suspicions were already sufficiently aroused by the unannounced arrival of two nosy foreigners.
So far, despite your unannounced arrival, you haven't really threatened me.