threefold

adj, adv three times as much or as many 三重（的）; 三倍（的）.

thousandth, thrash, thrashing, thread, threadbare, threadlike, threat, threaten, threaten with, threatening, three, three-, three-decker, three-legged, three-legged race, three-line whip, three-piece, three-ply, three-point turn, three-quarter, threepence, threepenny, threepenny bit, threescore, threesome, thresh, thresher, threshold, threw, thrift, thriftily, thriftiness, thrifty, thrill, thriller, thrilling, thrive, thriving, throat, throatily,