definition
Drive or force (an attack or attacker) back or away;(Of a substance) resist mixing with or be impervious to (another substance):
sentence
In the physical world, once an attacker is repelled, you follow up with counterattack
The glass, coated with microscopic chemical coatings, has properties which repel moisture and dirt, allowing them to be washed away during normal rainy weather.
difficulty
hard
toefl frequency
1
toefl classification