early 15c., "pains taken to attain an object," literally "in duty," from phrase put (oneself) in dever "make it one's duty" (a partial translation of Old French mettre en deveir "put in duty"), from Old French dever "duty," from Latin debere "to owe" (see debt). One's endeavors meaning one's "utmost effort" is from late 15c.
endeavor (v.)
c. 1400, from phrase put in dever (see endeavor (n.)). Related: Endeavored; endeavoring.
例文
1. Thereupon,we knew,our endeavor was valuable.
そこで、私たちの努力は価値があることを知っています!
2.Implying that human endeavor could turn back the tides of fate.
人の力で天命を挽回する意味があるという。
3.We endeavor to make our customers satisfied.
お客様を満足させるために努力します。
4.We shall endeavor to clear up these points for you.
この点を明らかにするために努力します。
5.We shall naturally endeavor to win them to our side.