在建造开始之前至少需要一年的准备工作。
At least a year's preparatory work will be necessary before building can start.
在开始之前，应该掌握一些在命令行下工作的基本知识。
Before we begin, you should have a basic idea of working at the command line.
在开始与多个开发人员协同工作之前，知道这一点是很关键的。
It is crucial to know this before starting to work with multiple developers.
在你开始忙着找工作之前，先从法律的角度来考虑下你目前的状况。
Before you begin a job search consider where you stand from a legal perspective.
开始工作之前先创建适合的项目。
在巴西的新工作开始之前，我参加了一门葡萄牙语速成班。
I took a crash course in Portuguese before my new job starts in Brazil.
这项工作在实际开始干之前，一直被认为是非常简单的。
The job has been taken to be very simple until it is actually started.
我们到达那里，我们就像之前安排好的那样开始工作了。
这项工作在实际开始之前，一直被认为十分简单的。
The job has been taken to be very simple until (it is) actually started.
这项工作在实际开始干之前，一直被认为是十分简单的。
The job has been taken to be very simple until (it is) actually started.
这项工作在实际开始干之前，一直被认为是简单的。
Thee job has been taken to be very simple until (it is) actually started.
这项工作在实际开始之前，一直被认为是十分简单的。
The work had been thought to be very easy until it was started.
在工人开始工作之前，可以在合同中选填一份特殊的协议——自愿加班。
There's one special agreement workers could choose to sign for before starting to work.
当然，在开始建造之前是我们的工作，技术施工图是非常必要的。
And, yet before construction is our way to work. Technical draft is necessary.
当然，在开始建造之前是我们的工作，技术施工图是非常必要的。
And, yet before construction is our way to work. Technical draft is necessary.
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