999英语网 单词
paramecium的意思
paramecium
英 [,pr'mism]
美 [,pr'mism]
- n. [无脊椎] 草履虫，草履虫属
英文词源
- paramecium (n.)
- 1752, Modern Latin Paramecium, the genus name, coined from Greek paramekes "oblong, oval," from para- "on one side" (see para- (1)) + mekos "length," related to makros "long" (see macro-).