正因为如此，我们要求你要么明年免费帮我们再次举行这个活动，要么我们今年只支付50%的费用。

Because of this, we are asking you either to repeat the campaign next year for free, or we only pay 50% of the fee for this year.

youdao

要么让社会网图流动，要么我们加入别的社交网络。

Either they make our social graph portable or we'll find other networks to join.

youdao

存在两种可能：在宇宙中要么我们是独一无二的，要么不是。

Two possibilities exist: either we are alone in the universe or we are not.

youdao

I think so. But video phone has been very hard to achieve. It's either been to be expensive, or too crowded, or can we use the internet to finally introduce video phone and this is different from video on-demand.

我也这么认为，但视频电话要成功很困难,它要么很贵，要么很拥堵，或者我们是否可以使用互联网引入视频电话,这与随需视频是不同的。

麻省理工公开课 - 媒体、教育、市场课程节选

so we have to go either by Greyhound buses or by plane

所以我们要么坐灰狗巴士，要么坐飞机。

和朋友一起逛洛杉矶 - SpeakingMax英语口语达人

And what we predict as an energy difference between two levels, we know should correspond to the energy of light that's either emitted, if we're giving off a photon, or that's absorbed if we're going to take on a photon and jump from a lower to a higher energy level.

我们预测，两个能级之间的能量差，我们知道，它要么和发出的光有关,如果它发出光子的话，要么它吸收光子,从低能级跃迁到，更高能级上去。

麻省理工公开课 - 化学原理课程节选