当我们开始分工，便发现这很困难，因为我们周一都工作了一整天。

When we started job sharing, it was difficult, because we both worked all day Monday.

youdao

当我们开始分工，便发现这很困难，因为我们都在周一工作了一整天。

When we started job sharing it was difficult, because we both worked all day Monday.

youdao

对于中国一个小村庄的学生来说，这很困难。

For the students in one small village in China, it is difficult.

youdao

This is very difficult because there are no high ladders and pressures from day-to-day work you get very much in the way of learning.

这很困难,因为学习不能一步登天,而巨大的工作压力,还存在于学习的每一天。

麻省理工公开课 - 媒体、教育、市场课程节选

There's also an important and, I think, a very real sense in which Milton wanted to make it seem and obviously this is a much more difficult feat wanted to make it seem as if the Nativity Ode were the first poem that anyone had written.

我还有一种强烈的感觉,弥尔顿想让人觉得,显然这很困难,想使《圣诞清晨歌》看上去像,任何一个人写的第一首诗。

耶鲁公开课 - 弥尔顿课程节选

I mean if you went looking for them you would have trouble finding one that small.

如果你去找冰球大小的百吉饼,这实在很困难

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选