如果你不确定如何使用仪器或操作，请向老师寻求帮助。
If you are unsure of how to use any apparatus or how to operate, ask your teacher for help.
在一台机器上使用数种刀具来顺次或同时进行几项机器操作，将节省大量加工时间。
It will save considerable machining time to use more than one tool in one machine to perform several machine operations either in sequence or simultaneously.
你操作显微镜和洋葱细胞样本的方式，以及对细胞分裂各阶段的仔细观察、描绘和解释，让我印象非常深刻。
I was so impressed with the way you handle the microscope and the samples of onion cells, and with how carefully you observed and diagramed and interpreted each stage of cell division.
她非常认真地按照说明操作。
在我做过的每一项工作，从修剪草坪到洗碗，再到在建筑工地操作机器，我都学到了一些东西。
In every job I have held, from cutting lawns to washing dishes to working a machine on a construction site, I have learned something.
我们可能正接近一个新时代，届时个人电脑将脱离桌面，让我们能够在自己不在场的地方看到、听到、触摸和操作物体。
We may be on the verge of a new era, when the PC will get up off the desktop and allow us to see, hear, touch and manipulate objects in places where we are not physically present.
编写操作说明时，表述清晰明白至为重要。
When writing instructions, clarity of statement is the most important thing.
这台机器操作非常简单。
具有创新思维的零售商正在利用新技术对商店的几乎每个操作进行创新，从库存管理到市场营销再到收款。
Creative retailers are using the new technologies to innovate just about everything stores do, from managing inventory to marketing, to getting paid.
在那里，你可以操作电脑，玩玩游戏，或读读书。
There you can work on the computer, play a game, or read a book.
这种太阳能热水器易于建造和操作。
Linux是一个出众的操作系统。
Linux：面向云的操作系统。
此外它还拥有几项新特色，且更便于操作。
简化电脑操作将使用户和生产商同时受惠。
Making computers simpler to operate would help the people who use them and the companies that produce them.
安卓无疑是大家都喜欢的很棒的操作系统。
Android is undoubtedly a fine operating system that consumers around the world are happy to use.
系统的操作简单方便，界面美观。
快照操作执行迅速，仅需要很少的磁盘空间。
The snapshot operation executes quickly and requires very little disk space.
安装新的操作系统就好象买了一台新计算机。
Installing a new operating system used to be like getting a whole new computer.
该计算机可以每秒执行高达80万亿次操作。
The machine is able to perform up to eighty trillion operations per second.
这种泵操作简单，五岁小孩都会用。
所有编程的核心都是创建和操作数据结构。
The heart of all programming is the creation and manipulation of data structures.
这些理想正是我启动GNU操作系统开发的动机。
These ideals were my motive for launching the development [of] the GNU operating system.
这些理想正是我启动GNU操作系统开发的动机。
These ideals were my motive for launching the development [of] the GNU operating system.
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