An instrument called a trocar makes a puncture in the abdominal wall.
一种叫作套管针的器械会在腹壁上扎一个小孔。
A pen is an instrument used in writing with ink.
钢笔是使用墨水的书写工具。
Her hands trembled slightly as she reached for the instrument.
她伸出手拿乐器时，手微微有些抖动。
A musician is a person who plays an instrument or writes songs.
音乐家是演奏乐器或写歌的人。
As I mentioned, the instrument was played horizontally, on the lap.
正如我提到的，这种乐器是横着演奏，放在大腿上。
Mr. Fahrenheit, Daniel Gabriel Fahrenheit was a German instrument maker.
华勒斯先生，丹尼尔·加布里尔·华伦海特是一位德国仪器制造师。
Once, a king loved music so much that he searched the world for the best instrument.
从前，有个国王非常喜欢音乐，他走遍世界寻找最好的乐器。
Let us remember that we hold in our hand the most powerful instrument which man owns.
让我们记住，我们手中掌握着人类所拥有的最有力的工具。
Go in and ask him the price of the instrument; but mind, he shall have no more kisses!
进去问问他这个乐器的价格；不过，记住，他不能再要什么吻了！
I'm a musician, not a professional musician; I just play a musical instrument for fun.
我是个音乐家，不是专业的音乐家；我只是为了好玩演奏一种乐器。
Here Coltrane played the soprano saxophone, an instrument seldom used by jazz musicians.
在这里，科尔特兰演奏了高音萨克斯管，一种爵士音乐家很少使用的乐器。
The measuring instrument can measure addendum circle and dedendum circle diameter of odd-tooth gears.
这种测量工具用以测量奇数齿齿轮的齿顶圆和齿根圆直径。
Society needed a more dependable instrument of time measurement and found it in the mechanical clock.
社会需要一种更可靠的时间测量仪器，它就是机械钟。
She learned to play the instrument when she was a small child and gave her first public recital at age 9.
当她还是个小孩子的时候，就学会了演奏乐器，并在9岁时举行了她的第一次公开独奏会。
For a single instrument, say something like a piano recital, a room with a short reverberation time is better.
对于单一的乐器，比如钢琴独奏会，一个回声时间短的房间更好。
All of the sounds are produced by the strings on the instrument and how the bow is pulled across the instrument.
所有声音都是靠乐器上的弦和琴弓在乐器上来回滑动发声的。
The astrolabe had long been the primary instrument for navigation, having been introduced in the eleventh century.
自11世纪星盘被引入以来，它一直都是航海的重要工具。
One way in particular that we can see the social impact of this instrument is its role in the lives of women of the time.
我们尤其可以从这个工具对当时妇女生活起到的作用中看到它们的社会影响。
It doesn't sound much like a tuba because it's actually playing in the higher register of the instrument, but it is a tuba.
它听起来不太像是低音号，因为它其实会在乐器更高的音域演奏，但它确实是低音号。
This brand new instrument, capable of producing loud and soft tones, greatly expanded the possibilities for conveying emotion.
这种全新的乐器，能够发出响亮而柔和的音调，极大地扩展了音乐家的情感传达力。
But really the instrument we know today was the result of a continuing development that started for our practical purposes in the 1920s.
但实际上，我们今天所知道的乐器是在20世纪20年代人们出于实用目的造出来、之后持续发展演变而成的。
Some of these images include figures never seen before in France, such as a woman playing a stringed instrument, possibly a character from mythology.
这些图片中有一些包括在法国从未见过的人物，比如一位弹奏弦乐器的女子，可能是神话中的一个人物。
It's quite spectacular because here in the 1890s we have reached the apex of the Western classical orchestra, this big, beautiful, powerful instrument.
它非常壮观，因为在十九世纪九十年代，我们达到了西方古典管弦乐队的顶峰，这是一个巨大，美丽，有力的乐器。
Learning a musical instrument introduces a child to an understanding of music.
学习一种乐器能引导孩子对音乐有所了解。
He had an amazing instrument from China.
他有一件来自中国的神奇乐器。
Sam could use the bicycle's bell as a kind of musical instrument.
萨姆可以把自行车铃当作一种乐器。
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