"can you please double check that all windows are locked" in German Can you please double-check that all windows are locked. Kontrollierst du bitte noch einmal, ob die Fenster alle geschlossen sind. Detailed translations for "can you please double check that all windows are locked" Can you please double-check that all windows are locked. Can you please double-check that all windows are locked. Kontrollierst du bitte noch einmal, ob die Fenster alle geschlossen sind.