Again, this is a useful way to introduce any good news.

同样，这也是在有好消息要传时可用到的实用的。

When I needed services for my son, I realized the paucity of available help.

当我的儿子需要服务时， 我意识到可用的帮助太少了。

But I just start noticing that the parts available for women are terrible.

但我刚刚开始注意到女性可用的部件很糟糕。

As I started to learn more about the informal settlements, I realized the scarcity of data available.

当我开始更多了解非正规住区时，我意识到可用数据的稀缺性。

Typically each submarine has a Design Depth which is calculated by engineers who take into account materials available and any new technological developments in manufacturing.

通常，每艘潜艇都有一个设计深度，该深度由工程师计算，他们在制作中会考虑到可用的材料和任何新的技术。

Finally, there are some very strong informal - and sometimes quite rude- ways of disagreeing with someone that you might come across, although be careful about when you use them.

还有一些异议时可用到的语气非常强烈甚至有时候起来很粗鲁的词组，用的时候得注意点。

Finally, there are some very strong informal - and sometimes quite rude- ways of disagreeing with someone that you might come across, although be careful about when you use them.

还有一些异议时可用到的语气非常强烈，甚至有时候起来很粗鲁的词组，用的时候得注意点。

But he told the Associated press that the report's main message is that humans must recognize that we have profound limits on the amount of land available.

不过他在接受美联社采访时示，该报告的主要信息是人类必须认识到可用土的总量是有极大的限制的。

The technology is advancing fast, the positives are numerous and in a short space of time we've gone from mere concepts and showcase projects to fully usable buildings and structures - and there's little doubt more case studies will follow.

技术进步很快，积极因素很多，在很短的时间内，我们已经从单纯的概念和示项目到完全可用的建筑和结构——毫无疑问，还会有更多的案例研究。