词汇	present sale
释义	present sale 即时买卖,现场出售
随便看	double-loop pattern double-loop PID control double loop power supply double loops double-loop servomechanism double loop-sheet testing machine Double loop speed controlling system double-loop speed-regulating system double-loop system Double loop thyristor sectional drive double-loop to-and-fro bi-cable ropeway double-loop towel double-loop tracking double-loop video integrator in series double loop whorl double loop whort double loosening bars Double low Double-low Double low content in rapseed double-low defatted rapeseed meal Double lower double lower content double low hybrid rape double-low hybrid rape