wrenching
[renfʃɪŋ]
n.
修截苗根，苗木铲根（铲根时苗木不起土或部分起土）;
v.
（猛力地）扭( wrench的现在分词 );
扭伤;
使感到痛苦;
使悲痛;
例句:
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Going to court can be an expensive, time consuming and gut wrenching experience that is best avoided.
打官司费钱耗时而且给人添堵，所以最好能避则避。
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China has been through a wrenching series of changes and experiments.
中国经历了一系列艰苦的变革和试验.
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A cold gust swept across her exposed breast, wrenching her back to reality.
一股寒气打击她的敞开的胸膛, 把她从梦幻的境地中带了回来.
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To have them taken away from us is heart-wrenching.
来自THETIMES
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For one thing, we were too busy wrenching teeth.
来自NEWYORKER
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But the lows have been all too frequent and too gut-wrenching.
来自THETIMES