Lesson 131/202 · 30 words · 0 learned
A2 · Position & movement
under the surface of the ground
They carried out a series of underground nuclear tests.
Rescuers found victims trapped several feet underground.
Synonymsbelow groundsubterraneanconcealedhiddencovertclandestinesecretAntonymsabove groundovergroundsurfaceexposedvisibleopen






























