counter calculator 请问

请问英语Checking the present counter是什么意思? Counter operator+ (const Counter &c) const; 请问声明中const的用处 请问一个词calculate的英文解析,例子,以及calculating,calculation,calculator的 BREAST MILK CALCULATOR怎么样 counter是什么意思? COUNTER是什么意思 counter 在 Counter Attack counter-strike 请问"我们不还价的"可以这们说吗"We do not make a counter-offer ." 请问这句话是什么意思we will be giving our counter offer in 2 days time The lady who is standing behind the counter served me?请问这句是什