单词	circuit board
释义	circuit board From Longman Dictionary of Contemporary EnglishRelated topics: Electricalcircuit boardˈcircuit board noun [countable]  TEEa board in a piece of electrical equipment that uses thin lines of metal to conduct (=carry) electricity between different pointsExamples from the Corpuscircuit board• Just another chip on the dense circuit board of Santa Clara County.• They regarded its motherboard, the main circuit board, as a beautiful work of art.• Their many satisfied customers include gas and electricity companies, motor manufacturers, circuit board makers and steam railway maintenance organisations.• The brain is not a printed circuit board.• The disadvantages are that the batteries are inconvenient to change and severe battery leakage can be disastrous to the circuit board.
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