When you can't get a 4g connection, the fallback is to use Sprint's 3g network, which is based on EV-DO (Evolution Data Optimized) technology.

当你连接不上4 G网络的时候，你所能依赖的就是Sprint的基于EV - DO(演变数据优化)3g网络了。

youdao

It is conducting a trial with the first 150 EV buyers to sign up, and says it will have its EV tariff up and running next year.

他们首先会以前150个签约的购买者作为试验，他们表示有自己的电动车收费标准并于明年正式实施。

youdao

The observer is either specified through the ev: observer attribute, or the parent element.

观测者可以通过ev： observer属性指定，或者默认为父元素。

youdao

It's got an average valence electron energy of about 16 eV, 16.5 eV, which is a lot greater than 11.

它的平均价电子能,大约是16eV，16。5eV，那比11要多很多。

麻省理工公开课 - 固态化学导论课程节选

If you flip the Periodic Table over you will have the ionization energy of sodium, first ionization energy, 5eV and it is about 5 eV which, when you convert, 496kJ/mol is a whopping 496 kilojoules per mole.

如果浏览周期表,你可以得到钠的离子化能，第一电离能，大约，当你转换的时候，是巨大的。

麻省理工公开课 - 固态化学导论课程节选

0eV This is almost 20 eV, high average valence electron energy, greater than 13 electron volts.

它的价电子能是，这是很高的价电子能，比13电子伏要高。

麻省理工公开课 - 固态化学导论课程节选

The big question was whether Sprint would decide to use the same technology as Verizon, or would wait a little longer (thus delaying their rollout) to use EV-DV, which is similar to EV-DO but has better download and upload speeds (thus making it better for video calling).

ENGADGET: Sprint's new high-speed wireless network

When it goes on sale next summer, the Spark EV is expected to have among the best EV battery range in its segment and be the first electric vehicle to offer SAE Combo DC Fast Charging capability, enabling the Spark EV to reach 80-percent battery charge in just 20 minutes.

ENGADGET: Chevy details 2014 Spark EV: under $25,000, 0-60 in 8 seconds and a 20-minute fast charge

To say that many questions remain about the Spark EV is putting it mildly.

FORBES: The Scoop Behind GM's New Electric Car