What is the translation of " THIS IS MOSTLY " in Chinese?

• 这主要是
• 这多半是
• 这大部分是
• 这主要是一种

Examples of using This is mostly in English and their translations into Chinese

This is mostly fair.
这大体是公平的。

And obviously this is mostly for people who;
很明显,这是大部分的人;

This is mostly wastewater.
这大部分是水蒸气。

As with all good sci-fi, this is mostly fiction.
像所有优秀的科幻小说一样，这大多是虚构的。

This is mostly water now.
目前，这里基本是水。

Other children are still in need of school material, and this is mostly the case of the Batwa children who can hardly afford school uniforms and books.
还有别的学生缺乏上学用品，这多半是巴特瓦（Batwa）族儿童的情形，他们几乎无力购买学校制服和书本。

This is mostly my choice.
这大致就是我的选择。

And this is mostly for debug.
这大多数是用于debug。

This is mostly my invention.
但这通常是我们的发明。

For me, this is mostly because of fear.
我想，这多半是出于恐惧吧。

This is mostly because of some.
这多半是因为对一些.

This is mostly an English website.
不过大部分是英文网站。

This is mostly a preventive measure.
这主要是一种预防措施。

This is mostly done in a simulator.
出现这个主要是在模拟器中。

This is mostly a preventative measure.
这主要是一种预防措施。

This is mostly done by my relatives.
这些主要是我的合伙人在做。

This is mostly due to our life styles.
这部分是因为我们的生活方式。

This is mostly an economic decision.
所以这在一定程度上是一个经济决定。

And this is mostly due to our way of life.
这部分是因为我们的生活方式。

This is mostly due to limitations in the data.
这主要原因是受数据限制。

This is mostly due to the drug wars.
这在很大程度上是由缉毒战争造成的。

This is mostly due to the low base of previous year.
不过，这主要是去年基数过低造成的。

This is mostly the teacher's and school's responsibility.
那多半都是老师和学校的责任。

This is mostly due to my first lesson learned.
这主要是因为她吸取了第一次的经验教训。

This is mostly due to the fact that it contains so much fiber.
主要就是因为它其中含有大量的粗纤维成分。

This is mostly a story of modern people making up their own experiences, but it is not without reason.
这多半是近代人按照自己的体验胡乱编造的故事，但并非没有道理。

This is mostly because Apple has a history of shutting down any project that seems derivative of Apple's own work.
这主要是因为苹果有关闭任何看起来是苹果自己的作品衍生项目的历史。

This is mostly due to lack of a comprehensive vision and insufficient knowledge about an integrated approach to BCM.
这大部分是由于缺乏一种全方位视野，对业连管综合处理方针缺乏足够的了解。

This is mostly due to the relatively thick top layer of human skin which consists of a so-called keratinized cell layer.
这主要是由于人体皮肤的相对较厚的顶层，其由所谓的角化细胞层组成。

But, I think this is mostly a reaction against highly advanced technology which, even though it's highly advanced, is still not perfect.
但是，我认为这主要是对先进技术的一种反应，因为即使是高度先进的，仍然不是完美的。