In the A, B, C, D and F grading system, the first four letters are typically considered passing grades.
在A、B、C、D和F评分体系中，前四个字母通常被认为是及格。
"If we don't ask about sleep and try to improve sleep patterns in kids' struggling academically, then we aren't doing our job," F said.
“如果我们不询问孩子的睡眠情况，不努力改善孩子在刻苦学习时的睡眠模式，那么我们就没有做好自己的工作。”F说道。
Uncontrolled airspace is designated Class F, while controlled airspace below 5,490m above sea level and not in the vicinity of an airport is Class E.
无交通管制的空域被定为等级F，而低于海拔5490米、不在机场附近的管制空域是等级 E。
The consequences of getting caught are serious and may include a "0" on a test or assignment, an "F" in the class, suspension or dismissal from school and a ruined reputation.
被抓的后果是严重的，可能包括考试或作业得“0”分，课堂表现得“F”，停学或开除学籍，名誉受损。
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。
The letter "f" should be doubled.
字母“f”应该双写。
The heat was unbearable—almost 125°F even in the shade of a cactus.
炎热让人无法忍受——在仙人掌的阴影下都有几乎125华氏度。
Choose the best topic from A to F according to the meaning of the passage.
根据文章的意思，在选项A到F中选择最好的主题。
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！
Mrs. Thompson got two more letters from him with the last one signed, Theodore F Stoddard, M. D. (医学博士).
汤普森夫人又收到了他的两封信，最后一封的署名是：西奥多·F·斯托达德，医学博士。
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 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/。
All three squadrons were flying the F-84F Thunderstreak.
三个中队都在驾驶F-84F 雷击战机。
The aerobic selector process can control filamentous bulking efficiently under low F/M condition.
选择器系统在低负荷条件下能有效地控制污泥丝状菌性膨胀。
That's the z component of curl F.
这是旋度F的z分量。
Repeat Steps a-f for each LPAR.
对每一个LPAR重复步骤a - f。
基数16-十六进制(0 - f)。
Listing 11. Output from lsuser -f.
清单11.lsuser - f的输出。
You have first to compute the curl of f.
首先你需要计算f的旋度。
Grandmas are sorta like extra moms f.
奶奶有点像另一个妈妈。
F. Draft next meetings agenda, 5 minutes.
起草下次会议议程，5分钟。
F: Well, some garden designs are preferable.
弗洛拉：有些花园设计得比较好。
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。
Heat 1 quart of milk on the stove to 180 degrees f.
把1夸脱的牛奶在炉子上加热到华氏180度。
Enter the following command: db2 -td~ -f GSDBNEW.sql
输入以下命令：db2-td~-f GSDBNEW.sql
The -f operator returns true only if the file exists.
只有在文件存在时，-f操作符才返回true。
F: That piece about the Cornell psychologists 'findings?
弗洛拉：那篇文章是有关康乃尔大学心理学家的发现吗？
F: Extracts configuration parameters and registry variables.
f：提取配置参数和注册表变量。
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