If you make an "OK" sign with your thumb and finger, that is the shape for the letter "f" in American sign language.
如果你用拇指和其他手指做一个 “OK” 的手势，那就是美国手语中字母 “f”的形状。
First you make the shape for the letter "f", then the shape for the letter "u", and then the shape for the letter "n".
你首先要做出字母“f”的形状，之后是字母“u”的形状，然后是字母“n”的形状。
All three squadrons were flying the F-84F Thunderstreak.
三个中队都在驾驶F-84F 雷击战机。
You have first to compute the curl of f.
首先你需要计算f的旋度。
Officially, the F-117 was obsolete.
从官方来说，F - 117已经过时。
For a full list of such tags, refer to Appendix f.
有关这些标记的完整列表，请参阅附录f。
所以f不是已经是个浮点数了吗？
You can explicitly forget the bounding of a variable using f(Varname), or all variables using f().
可以使用f(Varname)显式地忽略一个变量的绑定，或使用 f() 忽略所有变量的绑定。
A squadron of F-15 fighters is on its way home.
一个F-15战斗机中队正在返程途中。
The Russian biologist G. F. Gause performed numerous tow-species experiments in the laboratory, in which one of the species became extinct when only a single kind of resource was available.
俄罗斯生物学家G. F.Gause在试验室进行了大量的两个物种的实验，试验中，当只有单一的资源时，其中一个物种将会灭绝。
They completed their first deployment with the F/A-18E Super Hornet.
他们完成了F/A-18 战斗攻击机“超级大黄蜂”的首次部署。
The F-16 fighters will replace the Chile's aging F-5 jets, which have been in use since 1976.
这些F - 16战机将替代智利从1976年就开始使用早已老化的F - 5喷气式飞机。
为什么要使用-f 呢？
This happened to the even more sophisticated and expensive F-22.
类似情况曾发生在更先进更昂贵的F - 22身上。
The F-35 is a supersonic, multi-role, 5th generation stealth fighter.
这架F - 35是一种超音速，多用途，第五代隐形战斗机。
Say that f, our vector field is actually the gradient of some function.
也就是向量场f实际上是一个函数的梯度。
It is fully integrated into the F-22 \ 's electronic suite.
它完全被集成到F - 22的电子系统中。
It suggested cancelling the STOVL version of the F-35 and cutting the rest of its order by half, while buying cheaper F-16s and F-18s to keep numbers up.
它建议取消短距起飞/垂直降落型（STOVL）F-35飞机，并将剩余订单裁减一半，转而购买更为廉价的F-16和F-18，以增加战斗机的数量。
基数16-十六进制(0 - f)。
The labio-dental sounds are articulated by the lower lip against the upper teeth, eg. /f/.
唇齿音由下唇与上齿连接发出，例如 /f/。
Boeing said the F-15SE will have 85% platform compatibility with the F-15K, simplifying logistics and training.
波音宣称F-15SE将会有85%部件和F-15K兼容，这会减轻后勤和训练压力。
The -f flag displays the identification number of the machine.
F标志显示计算机的标识号。
U.S.Air Force F-16s and F-22s have deployed to the United Arab Emirates, the service announced Sunday.
服务机构上周日宣布，美国空军的F - 16和F - 22已被部署到阿拉伯联合酋长国。
The first word begins with an F.
第一个词以F开头。
A solitary viola plucks a lonely, soft F sharp.
一把中提琴独奏出孤寂婉约的升F调。
这个人的名字叫F。
The letter "f" should be doubled.
字母“f”应该双写。
Fed is spelled f-e-d. But your note says f-e-e-d, telling Dad to feed the dog!
“Fed”的拼写是 f-e-d，但你的纸条上写着 f-e-e-d，这是在告诉爸爸要喂狗！
Fed is spelled f-e-d. But your note says f-e-e-d, telling Dad to feed the dog!
“Fed”的拼写是 f-e-d，但你的纸条上写着 f-e-e-d，这是在告诉爸爸要喂狗！
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