Four fins on the bot, inspired by surgeonfish, allowed for precise vertical and horizontal movement.

受刺尾鱼启发，机器人上的四个鳍允许精确的垂直和水平运动。

So, while there is not one standardised technique, most dentists recommend a combination of horizontal and circular movements, lasting for between two to three minutes, two or three times a day.

因此，虽然没有一种标准化的技术，但大多数牙医建议结合水平和圆周运动，持续两到三分钟，每天两到三次。

The adjutant came up to Markelov, clinked his spurs, made a horizontal movement of the hand, as if to request Markelov to make a move; the latter turned and walked out.

副官走到马尔克洛夫跟前， 碰了碰他的马刺， 手做了一个横向的动作， 好像在请求马尔克洛夫出手似的； 后者转身走了出去。