Dendritic cells in the germinal center may endocytose such antigenic material and present it to T cells, activating them.

生发中心的树突状细胞可以内吞这种抗原物质并将其呈递给 T 细胞，从而激活它们。

youdao

You don t have to hurry to walk the city s center in less than an hour.

你不需要在一小时内匆匆地将市中心走完。

youdao

Not the vibrant commercial culture of a booming, polyglot entrepôt [French: A trading or market center] , but the big-name, big-draw culture of hallowed institutions and famous works of art.

这并不是闪耀在国际名店里的商业文化，这种文化所代表的是享誉世界的著名学府和学术机构以及出色的艺术作品。

youdao

Others say the back seat is small. The T-shaped top of the battery rests underneath the seat, with the longer strip under the center console.

VOA: standard.2010.07.30

I hear this as me being in the center and this oxcart starting-- It could start at either side. It doesn't matter.

我听着这首曲子,感觉像我正站在路中央,然后牛车动了,牛车可以从任何方向开动,这没有关系

耶鲁公开课 - 聆听音乐课程节选

Danny Danon, Likud party member and expected to serve in the next Knesset, was asked why the Israeli-Palestinian peace process hasn't been front-and-center in the campaign.

CNN: STORY HIGHLIGHTS

It's a solid idea, especially when a large number of us already use our smartphones this way, but it isn't very adventurous -- the iPhone won't coordinate extensively with the center stack, unlike smartphone-aware infotainment platforms such as GM's MyLink or Ford Sync.

ENGADGET

But if the volumes aren't there, a Web-only distribution center won't hold up.

FORBES: Booking Losses