Submitted by admin on Mon, 04/28/2014 - 18:12
definition:
A quiescent insect pupa, especially of a butterfly or moth:
sentence:
Don't tidy up too much in the fall; whether a butterfly overwinters as egg, caterpillar, chrysalis or adult, it needs a place to hibernate during the cold months.
difficulty:
hard
toefl frequency:
1
toefl classification: