Various setbacks and problems delayed production...各种各样的挫折和问题耽搁了生产进度。The business, founded by Dawn and Nigel, suffered financial setbacks.唐和奈杰尔创办的企业在资金上遇到了一些问题。They achieved some victories despite these setbacks.尽管受到这些挫折...

v.拍背以示友好( backslap的过去式和过去分词 )...

backspace的第三人称单数（三单）为：backspaces...

backsword的音标：backsword的英式发音音标为：['bæksɔ:d]backsword的美式发音音标为：['bæksɔd]...

反虹吸...

backsetting的音标：backsetting的英式发音音标为：[bæk'setɪŋ]backsetting的美式发音音标为：[bæk'setɪŋ]...

adj.间接的...

backshaft的音标：backshaft的英式发音音标为：[bæk'ʃeɪft]backshaft的美式发音音标为：[bæk'ʃeɪft]...

backstep的音标：backstep的英式发音音标为：['bækstep]backstep的美式发音音标为：['bækstep]...