B2 the scientific study of electric current and the technology that uses it电子学
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In the electronics industry, for instance, 5000 jobs are being lost.
Advances in electronics mean that the technology is already available.
Cadmium is a toxic waste product of the electronics industry.
The electronics division was split off into a freestanding company.
The electronics industry is showing signs of stagnating after 15 years of tremendous growth.
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