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- external circular notch 外部循环槽
- external circular grinding machine 外圆磨床
- internal and external circular grinder 内外圆磨床
- external circular anaerobic processes 外循环厌氧反应器
- external circular anaerobic reactor 外循环厌氧反应器
- external circular anaerobic treatment 外循环厌氧
- external circular(EC) anaerobic reactor 外循环厌氧（EC）反应器
- The monitor is really a notch above us. 班长确实比我们略胜一筹。
- He cut a notch in the stick with a sharp knife. 他用利刃在棒上刻了一个凹痕。
- We can compute the circular area with radius. 我们能用半径计算出圆的面积。
- He is just listening in external of that room. 他正在那房间的外面留神听着。
- The full moon has a circular form. 满月呈圆形。
- This news program only covers external events. 这一新闻节目只报道国外消息。
- I'm not satisfied with his circular explanation. 我不满意他拐弯抹角的解释。
- A groove or notch made by a cutting tool, such as a saw or an ax. 锯缝，劈痕切割型工具如锯或斧子所制造的沟槽或凹口
- The full moon has a circular shape. 满月呈圆形。
- The notch cut into a key that corresponds to such a ridge. 钥匙的榫槽钥匙上切割出的对应锁眼的凸槽
- The organization issues a circular every month. 该组织每月发一份通告。
- She sets great store by external politeness. 她很注重表面的虚礼。
- Something of circular form; a circle or an orbit. 圆形物体圆形物体; 圆圈或环形轨道
