knock about
英 [nɒk əˈbaʊt]
美 [nɑːk əˈbaʊt]
接连打（或踢）; 闲逛; 漫游; 漂泊; 游荡; 在场; 存在; 常与某人交往（或作伴）
柯林斯词典
- → see:knock around
英英释义
verb
- strike against forcefully
- Winds buffeted the tent
- be around
- Does the old man still kick around?
双语例句
- We just want to go to beijing, and knock about for a few days.
我们想去北京，在那儿几天到处逛逛。 - So if we were to'reset'the world of wealth, we should just knock off about a third.
因此，如果要我们“重新设定”富人世界，我们应该直接减掉三分之一左右。 - They said that her husband used to knock her about but they had never heard her complain.
他们说她丈夫曾对她拳打脚踢，但从没听她诉过苦。 - When he was a child, he used to knock about the market.
他小时候，常在集市上乱跑。 - Mary bought his son a toy dog to knock about with.
玛丽给儿子买了只玩具狗玩。 - Jan likes to knock about in sandals.
简喜欢穿着拖鞋到处游荡。 - I used to knock about with all the lads from round where Mum lives
我过去常同妈妈住所周围的伙伴们一起玩儿。 - Those tramp steamers knock about southeast Asia. The liner fell aboard of the cargo ship on account of the thick fog.
那些不定期货船在东南亚一带往来行驶。由于迷雾，定期客船和货轮相撞了。 - High frequency signals is superimposed on the ionic current signals when knocking happens, which can be detected by picking up these signals, and knock frequency detected is about 10~ 11 kHz.
通过检测爆震时产生的叠加在离子电流信号上的高频信号，就可实现爆震检测，测得的爆震频率为10～11kHz。 - Finally, to produce the knock sequence itself, you could use many methods, but programming knock is the simplest way to go about it.
最后，可以使用多种方法产生敲门序列本身，编写knock命令是最简单的方法。