De
来自Big Physics
from Latin de ‘off, from’; de- (sense 2) via Old French des- from Latin dis- .
wiktionary
de (third-person singular simple present diz, present participle dein, simple past did, past participle dyun)
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etymonline
de
Latin adverb and preposition of separation in space, meaning "down from, off, away from," and figuratively "concerning, by reason of, according to;" from PIE demonstrative stem *de- (see to). Also a French preposition in phrases or proper names, from the Latin word.
