| 释义 |
venta r.
- ventraladj. 腹部的；腹侧的 n. 腹鳍
- ventern. 腹部；腹面；母
- venturin. 文丘里管（一种流体流量测定装置，等于venturi...
- venturevt. 敢于 vi. 冒险；投机
- 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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