Submitted by admin on Sat, 05/17/2014 - 19:23
definition:
A half of the earth, usually as divided into northern and southern halves by the equator, or into western and eastern halves by an imaginary line passing through the poles.
sentence:
In both the northern and southern hemispheres aridity occurs at latitudes characterized by more or less permanent high pressure cells and hot dry subsiding air.
difficulty:
medium
toefl frequency:
2
toefl classification: