The desynchronization attack is very difficult to tackle and still an open question.

去同步攻击很难对付，依然是一个悬而未决的课题。

youdao

Medical tangle is one of the major problems in present society and it is very difficult to tackle it.

医疗纠纷是当前的社会热点之一，处理十分棘手。

youdao

Generally it is very difficult to tackle the problems aroused from differences in crystallinity of clay minerals and preferred orientation in quantitative X-ray diffraction analysis of clay minerals.

粘土矿物X射线衍射定量分析中常遇到的结晶度差异大，择优取向不易消除等困难，目前尚无完善的解决办法。

youdao

That said, even if the fingerprint age problems becomes too difficult to tackle in the near future, this technique seems to hold promise on its own as a detection technique that can be employed fairly quickly.

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The debate is difficult to tackle.

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He said the fire had been "extremely difficult" to tackle because of limited water supplies.

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