| 释义 | 
             
                Shimsha R.
                
            scrimshawv.,n. 雕刻(贝壳)Hiroshiman. 广岛市(日本本州岛西南部港市)shimmern. 微光;闪光 vi. 闪烁;发闪烁的微光maharishin. (印度的)智者,圣贤
 读、写、算dú  _ xiě  _ suàn 
 the three R's阴极射线管yīn jí shè xiàn guǎn 
 cathode-ray tube (CRT); cathode-ray lamp; C-R tube絮凝反应xù níng fǎn yīng 
 flocculoreaction; F. R.每分钟转数měi fèn zhōng zhuǎn shù 
 revolutions per minute (r/m)
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