释义 |
boyer r.
- biyearlyadj. 每年两次的;两年一次的 adv. 两年一次地;...
- buyersn. 买主;采购者;买方市场;购货者(buyer的复数)
- 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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