Rishe has kept a certain activity of hers secret from Arnold, but when he appears right in front of her, there's no escaping his notice. Later she learns that Michel believes Arnold fulfills every condition necessary to conduct a particular experiment.
It seems to have been 
camouflaged very cleverly,
،يبدو أنها مُموَّهة بطريقة ذكيّة
Er verschleiert es geschickt.
Lo oculta de forma inteligente,
pero sus políticas
Lo oculta de forma inteligente,
pero sus políticas
Tout a été savamment camouflé,
Sembra che lo camuffi bene, ma mostra
Foi muito bem disfarçado,
Хотя это умело скрывали,