Submitted by admin on Tue, 04/22/2014 - 23:37
definition:
Watery liquid secreted into the mouth by glands, providing lubrication for chewing and swallowing, and aiding digestion
sentence:
When the food doesn't go down, the mouth produces more saliva to try and lubricate everything into submission.
difficulty:
hard
toefl frequency:
1
toefl classification: