| 释义 |
Donga, R.
- downgradevt. 使降低, 使降级
- dungareen. 用粗棉布所做的裤子，工作服；粗蓝布（粗棉布的一种）
- 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.
- 韩国东亚日报hán guó dōng yà rì bào
Donga Ilbo of ROK
- 每分钟转数měi fèn zhōng zhuǎn shù
revolutions per minute (r/m)
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