词汇	balanced aerial
释义	balanced aerial 对称天线
随便看	positive dobby Positive domain reduction positive double complex positive double-lip seal positive draft positive drag positive drainage positive draught positive drive positive drive belt positive drive cam positive-drive cam mechanism positive drive lift positive driven operation positive driven type supercharger positive driver type supercharger positive driving positive-driving positive dromotropic action positive dromotropism positive dual transfer positive duration positive duration dependence positive duty positive dyed image