门槛

So a tempo run of 20 minutes, for example, would be 5-10 minutes warmup, 20 minutes of steady, hard and controlled running, and another 5-10 minutes to cool down, for 30-40 minutes total.

因此一次20分钟的门槛跑中有5-10分钟的热身，20分钟稳定、艰苦而在控制范围内的跑步，以及另外5-10分钟的放松，总共需要30-40分钟。

But the classical differential centrifugation technique needs special ultra-speed centrifuger and deuterium oxide, which limits the research and application of them.

本研究利用外来体的物理特性，用基于孔径分离的生物膜离心过滤法制备得到了外来体，有效的降低了外来体研究及应用的技术门槛。

Commercial pilot's advantages: lower threshold for the use, maintenance of professional rapid, extensive product applications.

商务领航的优势：降低使用门槛、维护专业迅速、产品应用丰富。

To see through Cartier-Bresson's eyes, to stand in his shoes, we find ourselves poised on the threshold of a new discovery.

站在布勒松的角度并透过他的眼睛，我们发现我们自己已战战兢兢地站在新未知世界的门槛上。

Because after the Inca Trail (4250m) in Peru, we were in Santa Cruz (4750m) three months later. And when we learned that a mountain called Cotopaxi near Quito in Ecuador is at 5897m of its highest point, we started having a thought "lets over 5000m height~".

因为自从在秘鲁走完印加古道的4250m后，三个月后我们来到4750m的 Santa Cruz ，之后又听到厄瓜多尔首都附近有座Cotopaxi，最高点5897m，那种「来跨越五千门槛吧~」的内心呼唤，自此一直不停的在呐喊著。

Singer Leona Lewis and former Led Zeppelin guitarist Jimmy Page emerged as the bus transformed into a grass-covered carnival float, and the pair combined for a rendition of "Whole Lotta Love".

歌手leona刘易斯和前率领的飞艇的吉他手吉米页出现巴士转化为基层所涵盖的嘉年华花车，和一双合并为一移交&整个lotta爱&。

This is Kate, and that's Erin.

这是凯特，那个是爱朗。