【单选题】来去缝时两层衣片( )相叠,平缝( )cm缝份,翻转后( )相叠合缉( )cm,把第一道毛缝包在里面。
【单选题】Once bitten, twice shy. 这句话的最佳译文为:__________。
【单选题】_________, so he is afraid of dogs .
A.
Having been bitten twice
C.
After he has been bitten twice
D.
He has been bitten twice
【单选题】____ twice, the postman refused to deliver our letters unless we chained our dog. [ ]
【单选题】来去缝时,两层衣片反面相叠,平缝0.3cm缝份,翻转后,正面相叠合缉()cm明线。
【单选题】Jenny certainly _____ go swimming in the river-Once bitten, twice shy.
【单选题】对于基本共射放大电路,信号源内阻 R S 增大时,输入电阻 R i ( ) 。
【单选题】来去缝时两层衣片( )相叠,平缝( )cm缝份,翻转后( )相叠合辑( )cm,把第一道毛缝包在里面。