b

The second letter of the English alphabet and the first consonant, representing the voiced bilabial stop sound /b/. As a grapheme, 'B' is produced by pressing the lips together and releasing them with vocal cord vibration. It functions as a symbol for secondary status, a musical note, a blood type, an academic grade, and a classification marker in hierarchical systems.

• 🇨🇳英文字母表的第二个字母，第一个辅音字母，表示浊双唇塞音 /b/。常用作第二名、评分等级、音乐音符、血型或类别的符号。

1. The second letter of the English alphabet A1 formal

   The uppercase or lowercase character (B, b) that constitutes the second symbol in the Latin-based English alphabet, classified as a consonant. It represents a voiced plosive sound produced by complete closure of the lips followed by a burst of air with simultaneous vibration of the vocal cords.

   • The word 'ball' begins with the letter B.
   • Can you write a lowercase b for me?
   • The child confused the letter b with the letter d.
   • After A comes B in the English alphabet.
   • Their cat responds only to words starting with B.

   🇨🇳英文字母表的第二个字母

2. The academic grade below the highest B1 formal american

   A letter symbol used in educational grading systems to denote good performance, typically corresponding to a numerical score range of approximately 80-89%. It indicates above-average understanding but not the highest level of mastery, placing it between the excellent A grade and the satisfactory C grade.

   • He was disappointed to receive a B instead of an A.
   • Getting a B in advanced physics is still a solid achievement.
   • The teacher said I needed to improve my essay to move from a B to an A.
   • Her overall GPA suffered after getting two B's this semester.
   • A B-plus is considered above average at this university.

   🇨🇳良好学业成绩

3. The second in a series, list, or category A2 formal

   A designation used to mark the secondary position, item, or category within a structured sequence, directly following A. It is frequently used in contingency plans, multiple-choice options, graded classifications, or any ordered system where B serves as an alternative or lower tier compared to the primary A option.

   • If Plan A fails, we still have Plan B to fall back on.
   • Please select Option B if you disagree with the first proposal.
   • The movie was definitely a B-movie with a low budget.
   • He was assigned to the B team for the upcoming tournament.
   • Route B takes longer but offers more scenic views.

   🇨🇳第二项，第二类

4. The musical note B B1 formal art

   The seventh note in the diatonic scale of C major, positioned immediately before the octave C. In fixed-do solfège, it is also referred to as 'ti'. In German and some Central European notation systems, B can represent B-flat, while the natural B is denoted as H, which can lead to occasional confusion in international musical contexts.

   • The piece modulates from E minor to B major in the final section.
   • Her vocal range comfortably reaches the high B above middle C.
   • The guitarist struggled with the barre chord in the key of B.
   • A standard piano has the note B located just to the right of the three black keys.
   • The symphony ends triumphantly in B minor.

   🇨🇳音乐音符B

5. The blood type B B2 formal medical

   A classification of human blood based on the presence of the B antigen on the surface of red blood cells and anti-A antibodies in the plasma. Individuals with blood type B can receive transfusions from type B or type O donors and can donate to recipients with type B or AB blood. It is one of the four main ABO blood groups.

   • Her blood type is B negative, which is relatively rare.
   • Hospitals urgently requested B positive blood donations after the accident.
   • People with blood type B can receive organs from type O donors.
   • The test revealed that he inherited his B blood type from his father.
   • Blood type B is more common in certain Asian populations.

   🇨🇳B型血