学习地图The Map of Light & Gravity

and, also, as well as, not only ... but also, both ... and

or, either ... or, whether ... or, otherwise

so, therefore, thus, hence, as a result, consequently

because, since, as, for, now that, given that

but, yet, however, nevertheless, still, nonetheless

although, though, even though, even if, while, whereas, despite, in spite of

while, whereas, on the other hand, in contrast, by contrast

when, while, before, after, as, once, until, by the time, as soon as, whenever

if, unless, provided that, as long as, in case, even if, whether, only if

so that, in order that, so ... that, such ... that, lest

besides, moreover, furthermore, in addition, rather, instead, in fact, actually, indeed

therefore, in short, in other words, that is, namely, after all, overall, to sum up