以前

Of course, if you want to drive back to the previous state, there will be procedures in the Letter Assigner interface, followed by the implementation of the menu bar "Edit"/"to restore the original" command will be; but I would like to remind you that hard disk drive system can not be changed arbitrarily, the system will be very easy to not start correctly.

当然要是你想将盘符恢复到以前状态的话，也可以在Letter Assigner程序界面中，依次执行菜单栏中的"编辑"/"恢复原版"命令就可以；不过笔者在这里要提醒各位的是，硬盘中的系统盘盘符是不能随意被更改的，否则很容易导致系统无法正常启动。

The area's association with witchcraft dates back to Olmec times more than 2,000 years ago.

事实上，这个地方与巫术的关系，可以追溯至二千多年以前的奥尔梅克文明。

He's never astir before 10 o'clock.

他从不在10点钟以前起床。

out of bed 起床: He's never astir before 10 o'clock.

他从不在10点钟以前起床。

Astley, a former cavalry sergeant major, found that if he galloped in a tight circle, centrifugal force allowed him to perform seemingly impossible feats on a horse's back.

不过，这样的马戏表演在18世纪末以前还是很少看到的。 Philip Astley 在创建马戏团之前是一名英军骑兵军官。

It astonish me that no one have think of this before.

以前谁也没想到这一点，是我感到惊讶。

It astonish es me that no one has thought of this before.

以前谁也没想到这一点，使我感到惊讶。

It astonished me that no one had thought of it before.

使我惊奇的是，以前没有人想到过它。

At 6-9, 260, James is astoundingly strong with athleticism, explosiveness and skill that has never been seen before.

身高6尺9，体重130KG，james的激情，爆发力和技巧是人们以前从来没有见过的。

SOHO-based astrometry now is much more reliable.

如今基于SOHO的天体测量已经远远比以前可靠。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。