First he says that his appeal is unnecessary: nec dubitans oro; sed flumine saepe secundo augetur remis cursus euntis aquae.
Lotharius ex omni Franciâ atque Burgundiâ militari manu in unum coactâ, persecutus est Ottonis exercitum usque in fluvium Mosam, multosque ex ipsis fugientibus in eodem flumine contigit interire.
The above list will hopefully give you a few useful examples demonstrating the appropriate usage of "flumine" in a variety of sentences. We hope that you will now be able to make sentences using this word.