The shortlist is diverse - Boeing F-15 Silent Eagle, Lockheed Martin F-35 Lightning II, Eurofighter Typhoon and Sukhoi PAK FA (also known as the T-50).

最终的候选机型很广泛，包括了波音的F-15寂静鹰，洛克希德·马丁公司的F-35闪电II，欧洲战斗机公司的台风以及苏霍伊的PAK FA（也被称作“T-50”）。

youdao

Nothing was happening, F so the tension here, T, is F.

没有发生什么，张力T等于。

youdao

Then T is an invertible linear operator preserving rank - partial ordering on Sn(F) if and only if there exists an invertible matrix (F) such that where .

刻画了在非负无零因子交换半环上强保持可逆矩阵的线性算子。

youdao

The F.T.C.estimates that food,drink and fast-food restaurants spent more than one and a half billion dollars on advertising to young people in two thousand six.

VOA: special.2010.06.04

- Like, it doesn't matter, like, you have minus 32 even though -- >> David: F minus 32?

如果你只是减去32，这是没有关系的-,>>，大卫：F减去32？

哈佛公开课 - 计算机科学课程节选

F-O-O in lowercase and, in fact, foo it is buggy because I typed lowercase F-O-O and FOO yet I get back capital F-O-O as both the original and the copy and that's simply because I haven't done this correctly.

小写的f-o-o，实际上，它是有bug的，因为我输入小写的,而我得到的原始的和拷贝的都是大写的,简单说，我处理错了。

哈佛公开课 - 计算机科学课程节选

What is interesting is that the conversions of biomass (e.g. switchgrass and salicornia) to synthetic diesel using Fischer-Tropsch (F-T.) and coal to liquids with F.

FORBES: Land Use Changes Are Main Factor In Carbon Emissions From Biofuels

The F-35 shouldn't cost as much as the F-22, and it's more versatile.

FORBES: Magazine Article

We flew a simulated mission within a grounded duplicate of the flyable F-35 cockpit, and the capabilities and improvements are quite clear -- you definitely don't want to encounter an F-35 from a previous-generation aircraft.

ENGADGET: Lockheed Martin F-35 Lightning II stealth fighter cockpit demonstrator hands-on (video)