difficult
['difikəlt]
adj. 困难的；不随和的；执拗的
同义词
反义词
参考例子
1.It is a most difficult question.
这是一个非常难的问题。
2.It was difficult to calm my brother down.
要使我弟弟平静下来是很困难的。
3.Among the problems we have to deal with, improving education is probably the most difficult.
在我们必须处理的（诸多）问题之中，改善教育大概是最困难的。
英文解释
adj.
1.not easy; requiring great physical or mental effort to accomplish or comprehend or endure
2.requiring much effort and trouble
3.difficult to manage or control
网络释义
difficult
艰难,费力的; 困难的; 困难; 难的，困难的;
Difficult points
教学难点; 学习难点; 难点;
too difficult
太困难; 太难; 困难的; 太难了;
Difficult Airway
困难气道;
difficult area
碍航区;