词根：lemma = argument （争论）

dilemma 进退两难（di表示二，二种争论——进退两难）

词根词缀：lemma-, lemmata-

【来源及含义】Greek > Latin: to take [something for granted]; an assumption taken for granted; premise; anything taken

【相关描述】Don't confuse the words in this unit with another lemmo-, lemm- lemma- unit meaning "sheath, husk".

【同源单词】analemma, dilemma, lemma, lemmatize, pentalemma, polylemma

词根词缀：lemmo-, lemm-, lemma-

【来源及含义】Greek: sheath, husk

【相关描述】Don't confuse the words in this unit with another lemma-, lemmata- unit which means "to take [something for granted]; an assumption taken for granted; premise; anything taken".

【同源单词】alemma, analemma, epilemma, glandilemma, lemma, lemmocyte