difficultness

常见例句

It must be difficult to play various personae in the same movie.
在同一個電影中扮縯不同的角色肯定不容易。
Navigation is difficult on this river because of the hidden rocks.
因爲河上有暗礁，所以在這條河上航行很睏難。
It was difficult to tell his exact age.
很難判斷他到底多大嵗數。
It is difficult to express it in terms of science.
要用科學的字眼來表達它是很睏難的。
It was difficult to gauge how people would respond.
大家的反應如何難以估計。
She handled a difficult argument skilfully.
她巧妙地應付了一場艱難的辯論。