■ adjective
1》 involving movement or communication in opposite directions.
2》 (of a switch) permitting a current to be switched on or off from either of two points.
Phrases
~ street a situation involving mutual or reciprocal action or obligation.
■ adjective
1》 involving movement or communication in opposite directions.
2》 (of a switch) permitting a current to be switched on or off from either of two points.
Phrases
~ street a situation involving mutual or reciprocal action or obligation.
Concise Oxford English vocab. Сжатый оксфордский словарь английского языка. 2004