adj. 1.弯扭的，曲折的(路、河等)，盘旋的。 2.不正派的，不正当的，骗人的(政策等)。 3.委婉的(话)。 adv. -ly ,-ness n.
not straightforward; "his tortuous reasoning"
highly complex or intricate and occasionally devious; "the Byzantine tax structure"; "Byzantine methods for holding on to his chairmanship"; "convoluted legal language"; "convoluted reasoning"; "the plot was too involved"; "a knotty problem"; "got his way by labyrinthine maneuvering"; "Oh, what a tangled web we weave"- Sir Walter Scott; "tortuous legal procedures"; "tortuous negotiations lasting for months" 同义词：Byzantine, convoluted, involved, knotty, tangled,
marked by repeated turns and bends; "a tortuous road up the mountain"; "winding roads are full of surprises"; "had to steer the car down a twisty track" 同义词：twisting, twisty, winding, voluminous,
例句与用法
1.
But the negotiations proved long and tortuous . 但谈判还是转弯抹角地拖了很久。
2.
Haig kept me informed of his tortuous discussions with nixon on the subject . 黑格经常向我通报他与尼克松就此问题的曲折磋商情况。
3.
There stirred in her a tortuous impulse to push the matter toward decision . 这件事非得解决不可，她心痒痒地要来试一下，简直如坐针毡。
4.
She went out of the town by a tortuous back street, and drove slowly along, unconscious of the road and the scene . 她从一条弯弯曲曲的后街出了城，慢慢地赶着车，既无心看道路，也无心看周围的景色。
5.
Life is but a hard and tortuous journey 人生即是一段艰难曲折的旅程. /人生无坦途
6.
We still have a long and tortuous road to travel 我们还要走一条漫长而曲折的过路。
7.
The road is tortuous , but the future is bright 道路是曲折的，前途是光明的。
8.
Beside the lotus pond there is a small tortuous cinder path 沿着荷塘，是一条曲折的小煤屑路。
9.
China - japan relations will continue to develop in tortuous 中日关系将会在曲折中继续向前发展。
10.
The dark , thin , more tortuous fibers are elastic ( or yellow ) fibers 深色，细丝样，有卷折的为弹性纤维。
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