And, since they're so fast, they're difficult if not impossible to deflect with conventional defensive systems.

而且，由于它们的速度如此之快，即使不是不可能，也很难用传统的防御系统来偏转。

So about 95% of all jobs, the dexterity of the fingers precludes conventional robotic systems from doing them.

因此， 在大约 95% 的工作中，手指的灵巧性使传统的机器人系统无法完成这些工作。

Biodiversity loss, environmental degradation, and severe impacts on ecosystem services have not only accompanied conventional farming systems but have often extended well beyond their field boundaries.

生物多样性的丧失、环境退化和对生态系统服务的严重影响不仅伴随着传统农业系统，还往往远超出其田间边界。

Chosen from a design competition in 1947, the arch was to contain an observation deck at its summit — posing a considerable challenge to conventional elevator systems.

在 1947 年的设计竞赛中，这座拱门被选中，它的顶部包含一个观景台——这对传统的电梯系统构成了相当大的挑战。

What science does tell us is that mainstream conventional farming systems have provided growing supplies of food and other products but often at the expense of other sustainability goals.

科学的确告诉我们，主流的传统耕作系统提供了越来越多的粮食和其他产品供应，但往往以牺牲其他可持续发展目标为代价。

What science does tell us is that mainstream conventional fanning systems have provided growing supplies of food and other products but often at the expense of other sustainability goals.

科学确实告诉我们的是，主流的传统通风系统提供了越来越多的食品和其他产品供应，但往往以牺牲其他可持续发展目标为代价。

Two papers published today in the American Journal of Clinical Nutrition outline the case for and against using the concept of ultra processed foods to help inform dietary guidelines beyond conventional food classification systems.

今天发表在《美国临床营养学杂志》上的两篇论文概述了支持和反对使用超加工食品概念来帮助为传统食品分类系统之外的膳食指南提供信息的理由。