事先的

For decreasing the calculation amount of angle functions for obtaining projection address, the trigonometric functions' values are calculated in advance and stored into a table which can be indexed if needed.

反投影时为了减少求取投影地址时三角函数的运算，将三角函数值事先求得并存到查找表中，需要时调用。

Anyway, the good thing about making an apple crumble is that everything can be made beforehand, which means I can concentrate on the 'pork' roast and the fish when I'm finished with dessert.

不过做苹果馅饼的好处就是苹果馅和面"疙瘩"都可以事先做好，这就比较省事。做完了甜点，我就着手做主菜。等到吃饭半个小时前再烤苹果馅饼。

We need to assess exactly in advance.

我们需要事先作出准确的估计。

THIS AGREEMENT IS ASSIGNABLE AND TRANSFERABLE BY EITHER PARTY, WITH PRIOR WRITTEN PERMISSION OF THE OTHER PARTY.

在事先得到另一方的书面许可后，本协议可以被双方任何一方转让。

Be to do, be going to do, be about to do

1表示事先商定、安排或准备要做的事情。

Raw ore cannot be used directly in blast furnace. It must be prepared be forehand.

原矿是不能直接用于高炉冶炼的，必须事先对之加工处理。

If you wanna go to the concert, you should book the ticket in advance or they will be sold out.

如果你想去听音乐会，你得事先预订，否则会没有票的。

We have to make an accurate estimate beforehand.

我们需要事先作出准确的估计。

We need to make correct estimate beforehand.

我们需要事先作出准确的估计。

We need to make accurate estimate beforehand.

我们需要事先作出准确的估计。

Since historical times,England ,where the early inhabitants were Celts, has been conquered three times .

从有历史以来，英国，在此地早期居住的是凯尔特人，已经被征服了三次。

Bluetooth OBEX File Transfer Enables the sending and receiving of files on your phone via Bluetooth.

蓝牙OBEX文件移动允许经过蓝牙传送和接受文件。。。。