Decades of promising theories about the commercial viability of fusion have still not produced breakthrough technologies.

几十年来关于核聚变商业可行性的充满希望的理论仍然没有产生突破性的技术。

It is still early days, and the commercial viability of these techniques has yet to be proved.

这些技术还在起步阶段，其商业可行性尚未得到证实。

But as with all the climate technologies we've looked at in this series, they're still years away from commercial viability.

但与我们在本系列中看到的所有气候技术一样，它们距离商业可行性还有几年的时间。

And, after achieving commercial viability in the 2040s, huge clusters of solar power satellites now orbit the Earth and provide 100% coverage to wherever electricity is needed.

而且， 在 2040 年代实现商业可行性后，巨大的太阳能卫星集群现在绕地球运行， 并为任何需要电力的地方提供 100% 的覆盖。

By proving the commercial viability of African American theatre, he opened the door for other black artists, such as Lynn Nottage and Susan Laurie Parks, both Pulitzer Prize winners.

通过证明非裔美国人戏剧的商业可行性，他为其他黑人艺术家打开了大门，例如普利策奖获得者 Lynn Nottage 和 Susan Laurie Parks。

" Dynamic Maximum Tension" on Nonesuch is their first for a major label, which says it all about the commercial viability of modern big bands, even one hailed for its post-rock, post-hip-hop grooving.

Nonesuch 的《Dynamic Maximum Tension》是他们为大型厂牌发行的第一张专辑，它充分体现了现代大乐队的商业可行性，甚至是一个因其后摇滚、后嘻哈音乐而受到赞誉的乐队。