1.
She again found herself unable to reprove him.
她又一次发现自己难以开口责备他。
2.
There is something on his mind, hard to bring forth, hard to articulate.
他心里有一件事，不便开口，难以表达。
3.
His question placed me in a quandary.
他的问题使我有口难开。
4.
This was a hard requirement to make or to procure.
这是一个难以出口，也难以办到的要求。
5.
lay oneself open to public censure
给人以责难的口实.
6.
and those persons who fancy themselves very important and never open their mouths, quite mistake the matter."
那些自以为了不起、金口难开的人，他们的想法真是大错而特错。”
7.
The work was hard sledding.
那件工作难以开展。
8.
Jane wanted to ask the teacher's pardon, but the words stuck in her throat.
简想求老师原谅她，但又难于开口。
9.
Sadly, the princess walks to the door and lets the frog in.
公主难过地走到门口，开门让青蛙进来。
10.
She was very quiet and very comme il faut.
她平时金口难开，非常讲究社交礼节。
11.
But the US Government's strict export control has forestalled normal business with China.
由于美国政府严格的出口管制，众多美国公司正常的对华贸易活动难以开展。
12.
gave the teacher an implausible excuse.
给了老师一个难以相信的借口。
13.
His excuse really takes the biscuit!
他的借口实在令人难以相信！
14.
The entrance was chocked up with cinders, and we had difficulty getting in.
进口处堆满了煤渣，我们难以进入。
15.
Meanwhile he thought I was finding fault with him, that I was using this as a pretext to leave him.
他以为我故意为难他，找藉口撇弃他。
16.
inaccessible and sparsely populated.
难以接近而且人口稀少的。
17.
and the wounds they cause are hard to heal.
且其所造成的伤口是难以治愈的。
18.
Her excuse sounds very hollow, which is unconvincing.
他的借口听起来很空洞，难以令人信服。