The two candidates are much of a muchness—it's hard to choose between them.
两位候选人不相上下—很难挑选。
It was hard to tell the difference between the two versions.
很难分辨出这两个版本有什么区别。
After all his hard work, he now needs only two credit hours to graduate.
通过努力学习，他现在只需再修两个学分就可以毕业了。
There is little to show for the two years of hard slog.
这两年的埋头苦干没有什么可展示的。
We just make some half hard resolution and it evaporates after a week or two.
我们只是下定了一些说难不难的决心，而一两周之后这种决心就人间蒸发了。
It is hard to compare two people who have such striking diferences.
要比较两个有着如此显著差别的人是很困难的。
Performance breakthroughs seem to come in two varieties: easy and hard.
性能突破似乎有两种不同的实现方式：简单的和困难的。
I really kick myself. I didn't work hard past two years.
我非常后悔，在过去的两年中都没有好好工作。
But why has it been so hard to bring the two together?
但把这两个技术结合起来为何是如此的难呢？
After two days' hard negotiations, we deserve some relaxation, I think.
经过两天的艰苦谈判之后，我们应该休息一下。
After two layoffs in quick succession, it can be hard to stay positive.
在不长时间内连续两次被裁员之后，你可能很难保持进取的状态。
That makes the relationship between the two very hard.
这也让两国的关系更加复杂难测。
There are two kinds of links: a hard link and a symbolic link.
有两种类型的链接：硬链接和符号链接。
I had worked hard on the speech and had hammered it down to two minutes.
我为演讲做了认真的准备，把讲话内容压缩到两分钟。
Yet it's hard to ignore the worries of the past two weeks.
即便如此，过去两周的恐慌仍然不容忽视。
These two presents aim to let me study hard and not to waste time.
这两件礼物是为了让我好好学习，抓紧时间。
The two sides can be hard to tell apart.
双方可能很难分辨。
Therefore, it's hard for the two to live peacefully together.
因此，这样的两个人是很难在一起和平生活的。
We think that it should take two, and both hands to hard measures.
我们认为应该采取两手抓，且两手都要硬的措施。
After two sleepless nights of hard work, my brother's heart trouble flared up.
在努力工作了两个不眠之夜后，我哥哥的心脏病突然发作了。
The two brothers both work very hard.
这两兄弟学习都很努力。
There are two types of symbolic links: hard and soft.
一共有两种类型的符号链接：硬链接和软链接。
Chiseling a two-foot tunnel can take ten days of hard labor for the pair.
要开凿出一条2英尺长的隧道，会消耗掉它们十天的高强度劳动。
They worked hard for two hours.
他们努力工作了两个小时。
I was completely spent after two months of hard labor.
两个月的繁重劳动使我完全疲惫不堪。
A widow, thrifty and industrious, had two servants, whom she kept pretty hard at work.
一个寡妇，既节俭又勤劳，她对两个仆人的要求也相当严厉。
A widow, thrifty and industrious, had two servants, whom she kept pretty hard at work.
一个寡妇，既节俭又勤劳，她对两个仆人的要求也相当严厉。
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