warning:No pixels were selected什么意思

warning:No pixels were selected什么意思 # WARNING:No extended dataflow License exists Job stress:ways to cope Heed the warning,No one can predict the future,the best we can do is pay It seems we have no control whatsoever over our own hearts,conditions can change without warning.Romance can make the heart pound,just like panic can. 解释下这个英语六级听力coupled with this fact is the warning that soon we will no longer have a job. WARNING:Please Clear CMOS if system no display after ... warning:please clear cmos system no display after over locking pspice 中WARNING [NET0093] No PSpiceTemplate for C1,ignoring PSpice netlist generation completepspice 中WARNING [NET0093] No PSpiceTemplate for C1,ignoringPSpice netlist generation complete we no we no speak american ansys 中提示警告：**warning** no constraints have been defined using the D 在Protel中如何将errer has no driver改成warning No,we're (America). Finally we are no we have no classes. 求对计算机熟悉的,又英语好的,翻译下面文段.下面文段来自于PNG格式规范.要求如上,请不要用Google之类的翻译,请人工翻译,感激不尽.Pixels are always packed into scanlines with no wasted bits between pixels. P must,leave rubbish,this is,a,and,warning sign,we,not连词成句 1Coupled with this fact is the warning that soon we will no longer have workforce to fill the many jobs为什么couple加ed?2不定式可以表结果吗?如：She fell off the bike,breaking her legs 是不是可以改成She fell off the bike to break 49.You should have told me there was no class today.I —all the wayhere through the heavy rain.A.must not have run B.need not have run C.should not have run D.can not have run 为么选B不选C.50.___ your timely warning ,we would have been unaware