This farce concerns the culprit in Lady Godard's murder. A certain detective makes it clear that Lady Godard was murdered by a member of her own family, despite their protests. Regrettably, the services of the detective's bodyguard are required. 
Which means the outer surface 
of the bottle was not dirty.
مما يعني أنّ السطح الخارجيّ
للقنّينة لم يكن مُتّسخاً
Das Glas war also nicht
an der Außenseite verschmutzt.
O sea, que la superficie exterior
de la botella no estaba sucia.
O sea, que la superficie exterior
de la botella no estaba sucia.
Cela signifie que la poussière
était à l’intérieur de la bouteille.
Quindi, non era la superficie 
del vetro a essere sporca.
Significa que a superfície externa
da garrafa não estava suja.
Следовательно, пыль была
не снаружи, а внутри.