| 释义 |
Abra R.
- abran. 岩洞,地穴
- sabran. 出生在以色列的犹太人；土生土长的以色列人
- abradern. 磨石；研磨器
- abradevt. 磨损；擦伤 vi. 经受磨损；受擦伤
- 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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