| 释义 |
tunguska r.
- Tungusn. 通古斯语；通古斯人 adj. 通古斯人的；通古斯语...
- tungstaten. 钨酸盐
- tungstenn. 钨（一种金属元素）
- 读、写、算dú _ xiě _ suàn
the three R's
- 每分钟转数měi fèn zhōng zhuǎn shù
revolutions per minute (r/m)
- 阴极射线管yīn jí shè xiàn guǎn
cathode-ray tube (CRT); cathode-ray lamp; C-R tube
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