Submitted by admin on Mon, 04/28/2014 - 18:53
definition:
] (Of a bird) sit on (eggs) to hatch them
sentence:
Incubation lasts 10 to 16 days; chicks hatch synchronously and are brooded for about 4 days depending on the weather.
Many of the birds are already brooding eggs, but some are still in the construction phase.
difficulty:
medium
toefl frequency:
1
toefl classification: