and, and also, or, neither"nor, either"or, likewise, similarly, equally, in the same way, that is to say, as well as, same"as
递进关系:
then, also, besides, additionally, furthermore, moreover, in addition, what is more, indeed
因果关系:
because, for, since, as, thus, hence, therefore, so, so(such)"that, consequently, accordingly, due to, thanks to, as a result, because of, in that, in response to, with, for this reason, lead to, too"to
转折关系:
but, however, yet, on the contrary, by contrast, on the other hand, unfortunately, while, whereas, unlike, rather than, instead of
让步关系:
although, though, even though, even if, nevertheless, despite, in spite of
其他：
列举关系:first-second-last of all, first-then, to begin with-to continue/next, on
one hand-on the other hand, for one thing-for another thing, one-another, some-others-still others
举例关系:such as, for example, for instance, of these/those/them, among these/those/them,
to illustrate, as an illustration, to take an example, more specifically speaking, namely
总结关系:in all, in brief, in short, in a word, in conclusion, altogether, to sum up,
to summarize, to conclude, to generalize, to put it in one word