Translation of "Remarked that" in German

I have already remarked that the efforts of individual states will not suffice.
Ich habe bereits betont, dass das Engagement einzelner Staaten nicht ausreicht.
Europarl v8

In fact, it has been remarked by some that Hobbits' only real passion is for food.
Tatsächlich behaupten manche, dass die einzige Leidenschaft der Hobbits dem Essen gilt.
OpenSubtitles v2018

For clarification it is remarked that the two cut surfaces in FIG.
Zur Klarstellung sei bemerkt, daß die beiden Schnittflächen in Fig.
EuroPat v2

It is remarked, that in FIG.
Es sei bemerkt, daß in Fig.
EuroPat v2