roots or stems of plants; origin; source; this; the current; root; foundation; basis; (classifier for books, periodicals, files etc)[cedict]
当
dāngㄉㄤ
dàngㄉㄤˋ
to be; to act as; manage; withstand; when; during; ought; should; match equally; equal; same; obstruct; just at (a time or place); on the spot; right; just at[cedict]
at or in the very same...; to pawn; suitable; adequate; fitting; proper; replace; represent[cedict]
我
wǒㄨㄛˇ
I; me; my[cedict]
说
shuìㄕㄨㄟˋ
shuōㄕㄨㄛ
persuade (politically)[cedict]
to speak; to say; a theory (usually in compounds such as 日心说 heliocentric theory)[cedict]