转圜
to save or redeem (a situation); to mediate; to intercede
转换
to change; to switch; to convert; to transform
转圜余地
to have room to save a situation; margin for error (idiom)
转换断层
transform fault (geology)
数模转换器
digital-to-analog converter (DAC)
模数转换器
analog-to-digital converter (ADC)