| 释义 |
Houghton R.
- throughoutprep. 遍及；贯穿 adv. 自始至终；到处
- Laughtonn. 劳顿（姓氏）
- thoughtn. 思想；关心；想法；思考 v. 想，思考；认为（th...
- 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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