艰难地

They put us under pressure and it was very hard for us to keep hold of our lead.

她们给我们施加了很大压力，我们很艰难地保持着领先。

He was trudging laboriously on the rugged mountain path.

他在崎岖的山路上艰难地行走着。

This is why women have such a hard time trying to lose weight on conventional low-calorie, low-fat programs.

这就是为什么女性有这样一个艰难地失去对传统低热量，低脂肪重量的方案。

40 P.m.-- scramble up and down at macadam along the Great Wall on the ridge was very difficult.

3：40 p.m。--沿着长城走并不轻松，要踩着碎石艰难地翻越一座座山头。

The rest of the group followed her, wriggling up the narrow passage and crawling on their stomachs along the mildewed tunnel.

队里的其他人也跟着那个女孩，沿着这个窄窄的洞往上爬，肚子贴着烟囱发霉潮湿的一壁，艰难地匍匐着。

Instead, she tried hard to be like her parents' two biological sons, in what she calls a " monocultural" household.

反而，在她称之为"单一文化"的家庭里，她很艰难地跟养父母的其他两个儿子生活得一样。

I just sat and stared, motionless, in front of her, unable to feel anything.

我艰难地接受着这一切，心里明白这将是我最后一次见到祖母了。

Into a large brush-mountain with thousands and thousands of spikes, which the nixie had toclimb over with great difficulty, but she finally got to the other side.

远远看到水妖追来，姑娘便朝身后扔了一把刷子，刷子顿时变成了一座长满荆棘的大山，水妖只好艰难地往上爬，终於爬过来了。

Using a technique called nuclear transfer, technicians in the lab, Bill Ritchie and Karen Mycock, laboriously removed the DNA from 430 ewes' eggs, and inserted into 277 of these the genetic material from mammary epithelial cells.

实验室的技术人员Bill Ritchie和Karen Mycock运用一种称为核移植的技术艰难地把430个绵羊卵子的遗传物质取了出来，然后把源于乳腺上皮细胞的遗传物质移植到其中的277个中去。

It was pitch-dark as the two trudged through the mud, waving their flashlights.

周围一片漆黑，他们两个人晃动着手电筒，在泥泞中艰难地行进。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。