有必要

Once apposition has been established it is necessary to project a clear and attractive image-position.

一旦apposition已确定有必要发出一个明确的和有吸引力的形象定位。

I think we need to be clear about this subject of repentance.

我们有必要对悔改这件事有清楚的认识。

Feel obliged to investigate 相当于 be obliged to do sth.

意思是"感到有责任、有必要做某事"

I used to be obsessed with conceptual works, but recently I have been thinking whether or not this is necessary.

我曾经很执着于「有想法的创作」，但近期开始怀疑这是否有必要。

Hence, in order to enlarge the range of the applicable functionals, weakening the restriction of bounded from below is very necessary.

因此为了扩大适用泛函的范围，削弱下方有界性这个条件是非常有必要的。

Metzen: I'm sure this will be controversial, but I don't necessarily consider her canonical

梅森：我肯定这会是个有争议的话题，但是我并不认为她有必要规范……

SD card to achieve a simple file system, others are sent to me. feels that it is necessary to enlarge, and here we share together, and I hope to help you, thank you.

SD卡简单实现文件系统，是别人发给我的，觉得很有必要放大这里和大家一起共享，希望对你有帮助，谢谢。

I think a clarification is necessary now.

我认为现在有必要有一个解释了。

For our purposes now it is important to establish that there never were the two phases in the life and work of Comte.

就我们考察的目的而言，现在我们有必要说明，Comte的一生和著作从没有分为两个阶段。

You must have this impression about me that I'm conceited, but sometimes we need to have confidence in ourselves.

你对我的印象肯定是我太自负了，但是有时我们确实有必要对自己有信心。

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。。。。