纸上谈兵: talk about stratagems on paper -- empty talk; armchair strategy; empty phrases on a scrap of paper; engage in idle theorizing; existing only on paper; indulge in empty talk; fight on paper
认为: think; consider; hold; deem; take for; regard as; look upon as; take sb. [sth.] as; be known as; set down as 短语和例子认为无用的规定 stipulation deemed not to be written; 认为十拿九稳 take ... for granted;
