this is没有缩写形式。this is的意思是这是。this is的例句:I think they got the message that this is wrong(我认为他们已经得到了消息,知道这是错误的)。
this is的例句:This is a clear demonstration of how technology has changed(这清楚地表明了技术已有了怎样的.进步);This is positively the last chance for the industry to establish such a system(这绝对是该产业建立这样一个体系的最后机会了)。
This is the one major drawback of the new system.
这是新系统的一大弊端。
This is one of the most commonly used methods.
这是最常采用的方法之一。
This is just one of a whole complex of issues.
这仅仅是所有相关的问题之一。
This is too big ─ have you got a small one?
这个太大——有没有小的?
This is the main factor driving investment in the area.
这是推动在这个地区投资的主要因素。