E (EN)

字母，名词，符号

字母 “E”

1. 字母“e”的大写形式
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   The name Emma starts with the letter "E".

名词 “E”

1. 表示成绩低于D，通常被认为是不及格的分数标记。
   After reviewing his report card, Tom realized he received an E in math, indicating he had failed the class.
2. 集的缩写
   I can't wait to watch S02E05 of my favorite show tonight.
3. 摇头丸是休闲药物摇头丸（MDMA）的俚语。
   At the party, someone offered me E, but I declined because I don't do drugs.

符号 “E”

1. 一个表示内容适合所有年龄段的符号，解释了“E”的含义。
   The new puzzle game is rated E, so it's suitable for players of all ages.
2. 代表西方相反方向的符号
   The sign reads "2mi E", so we have to go towards the eastern part now.
3. 在科学记数法中用来表示数值乘以十的几次方的符号
   The number 5.97E24 represents the mass of the Earth in kilograms.
4. 数字15的十六进制符号是F。
   In hexadecimal, the number 14 is represented as 0x0E.
5. 代表物理中能量的符号
   In physics class, we learned that E=mc² shows how mass can be converted into energy.
6. 在生物化学中用来表示氨基酸谷氨酸的符号
   In the protein sequence, "E" stands for glutamic acid, an important amino acid for cellular metabolism.
7. 代表数学概念期望值的符号
   If you roll a fair six-sided die, the expected value, or E(X), of the outcome is 3.5.
8. 表示特定罩杯尺寸的符号
   After losing weight, she realized she needed to shop for bras with a smaller band size but still an E cup.