查询词典 ball-pen

It's quite unbelievable that an eye ball is the same size as a table tennis ball.

这是相当令人难以置信的那一球是眼睛同等大小的乒乓球。

ONE OF THE MOST IMPORTANT THINGS FOR PLAYING TENNIS BALL IS STARE AT THE BALL.

打网球最重要的一点就是紧盯着球。

When you throw a ball up into the air as fast as you can, the ball reaches a point where it seems to pause for a moment, and then it comes down.

当你把一个球尽可能快的抛入空中的时候，这个球到达一个点它会停一下，然后落下来。

After the ball has been dead,it is put into play by a jump ball,throw-in or free throw attempt.

发球允许发在前场，也允许发在后场，并不等于没有前后场，这是我的理解

Ticky: So to be on the ball means to be able to react quickly to things. There's also another phrase:'to keep your eye on the ball'.

Eric：这个短语意思是在一个变化无常的环境下你必须要保持精神集中不走神儿。

Diagram 7E shows a ball in flight and how your eyes track the ball.

图7E展示了你的眼睛是怎样跟踪飞行中的来球的。

Another problem is that the ball suddenly changes direction – going from you towards the opponent and then back to you. This sudden change of direction makes it difficult to track the ball and you can "lose" it for a split second.

另一个问题是球突然改变了方向—球刚被你击向对手有立即回来了，方向的突然改变使跟踪球的飞行轨迹并得困难而你很可能在瞬间将其看"丢"了。

We discovered that the Ball was actually a transvestite Ball with not many gays in evidence.

我们发现，球实际上是一个异性球不是很多同性恋的证据。

While analyzing the crackie of the ball mill, in order to forecast the expansion speed of the crackle and the surplus life-span of the ball mill tube, some relevant theory of fracture mechanics was combined with finite element analysis for the first time, this is a better way with practical innovation.

在分析球磨机裂纹时，首次将有限元分析的结果与断裂力学中相关理论结合起来，对球磨机筒体进行了裂纹扩展速度预测和剩余寿命预测，具有一定的实用创新性。

In order to detect load in tumbling box correctly,the frequency band that could reflect information of mill ball load was obtained from the vibration signal collected from ball mill bearing block.The signal was analyzed by energy method based on wavelet transform,from which the frequency band signal was picked out to show the corresponding coal level in tumbling box.

为了更准确地检测料位，对球磨机轴承座振动加速度信号进行采集，从振动信号中提取了反映料位信息的特征频段，利用小波分析技术对信号进行了能量分析，分离出反映滚筒内存煤量信息的信号，为实现球磨机料位的自动控制提供了理论依据。

We have no common name for a mime of Sophron or Xenarchus and a Socratic Conversation; and we should still be without one even if the imitation in the two instances were in trimeters or elegiacs or some other kind of verse--though it is the way with people to tack on 'poet' to the name of a metre, and talk of elegiac-poets and epic-poets, thinking that they call them poets not by reason of the imitative nature of their work, but indiscriminately by reason of the metre they write in.

索夫农 、森那库斯和苏格拉底式的对话采用的模仿没有一个公共的名称；三音步诗、挽歌体或其他类型的诗的模仿也没有——人们把&诗人&这一名词和格律名称结合到一起，称之为挽歌体诗人或者史诗诗人，他们被称为诗人，似乎只是因为遵守格律写作，而非他们作品的模仿本质。

The relationship between communicative competence and grammar teaching should be that of the ends and the means.

交际能力和语法的关系应该是目标与途径的关系。