sequence

• 按一定顺序排列的元素、事件或想法的系列；数学中有序排列的数列；电影中连续的一场戏；音乐中反复出现的乐句；遗传学中核苷酸的排列顺序。

A set of related items, events, or ideas arranged in a particular order, or the order in which they occur; an ordered list of numbers in mathematics; a lengthy unit of action in a film; a repeated melodic phrase in music; or the order of nucleotides in genetics.

1. A set of connected actions, items, or events that follow each other in a particular order.B2formal

   A number of things that happen or are arranged one after the other, often as part of a logical or planned progression; the order in which they occur.

   按顺序发生的一系列相关动作、事物或事件

   • The police reconstructed the exact order of events leading to the accident.
   • We watched a long series of dance movements that told a story.
   • The historical timeline showed a clear progression of causes and effects.
   • A strange succession of coincidences made them suspect a pattern.
   • The software records every step in the correct order for later analysis.

   同义词chaincourseorderprogressionrunseriesstringsuccessiontrain

2. An ordered list of numbers or mathematical objects.B2formal

   In mathematics, an enumerated collection of elements in which repetition is allowed and order matters; unlike a set, the arrangement is fundamental and denoted by a rule or pattern.

   有序的数列或数学对象列表

   • The Fibonacci series begins with 0 and 1, and each subsequent term is the sum of the previous two.
   • An arithmetic progression has a constant difference between consecutive terms.
   • Convergence of an infinite list of numbers is a central concept in calculus.
   • The formal definition uses a function whose domain is the natural numbers.
   • Generating the next element of the ordered list requires applying a rule repeatedly.

   同义词progressionstring

   反义词set

3. A series of related scenes in a film forming a self-contained narrative unit.B2formalart

   A segment of a motion picture composed of several shots or scenes that together develop a distinct episode, action, or idea within the overall story.

   电影中的段落

   • The opening segment of the film grabbed the audience with a thrilling chase.
   • The director decided to shoot the dreamlike passage in a single continuous take.
   • An elaborate dance number was the centrepiece of the musical's most memorable block.
   • Editing transformed a chaotic set of shots into a coherent, gripping narrative unit.
   • The documentary featured a powerful montage as its closing section.

   同义词episodescenesegment

4. A melodic or harmonic pattern repeated at different pitches in music.C1formalart

   The immediate restatement of a motif or phrase at a higher or lower pitch, used as a compositional device to build tension, develop themes, or create unity.

   模进

   • The composer used a rising pattern of notes to convey growing excitement.
   • A descending restatement in the cellos gave the passage a sombre feel.
   • Baroque music frequently relies on transposed melodic cells to extend phrases.
   • The choir sang a short motif, then repeated it a step lower.
   • The symphony's development section explores multiple transpositions of the main theme.

5. The order of nucleotides in a DNA or RNA molecule.C1formalscientific

   The linear arrangement of the building blocks (adenine, thymine, guanine, cytosine in DNA, with uracil replacing thymine in RNA) that encodes genetic information.

   DNA或RNA分子中核苷酸的顺序

   • Scientists determined the complete nucleotide order of the virus's genome.
   • A mutation is a change in the base arrangement of a gene.
   • Modern technology allows rapid reading of the genetic code of any organism.
   • The precise linear code determines the structure of proteins.
   • Comparing the molecular order of different species reveals evolutionary relationships.

   同义词order

• 动词：按逻辑顺序排列或组织；也指测定DNA或RNA中核苷酸的序列。

To arrange items in a specific order or pattern; to determine the exact order of nucleotides in a DNA or RNA molecule.

1. Arranging in a specific orderB2formal

   To put multiple items into a logical or desired arrangement based on a certain criterion.

   排序，按顺序排列

   • The program arranges the files by modification date.
   • She organized her tasks from most urgent to least.
   • The museum staff laid out the artifacts chronologically.
   • He lined up the dominoes in an intricate pattern.
   • The system automatically prioritizes incoming requests.

   同义词arrangeorderorganizeprioritizeranksortsystematize

   反义词disarrangedisorderjumblescrambleshuffle

2. Determining the order of genetic componentsC1formalscientific

   To identify the exact linear order of nucleotides in a DNA or RNA molecule, or of amino acids in a protein.

   测序（遗传物质）

   • The team successfully mapped the entire genome of the virus.
   • They analyzed the genetic code of the ancient specimen.
   • Researchers decoded the base pairs in the bacterial strain.
   • The lab aims to read the full DNA profile of the patient.
   • We can now determine the makeup of a gene within a few hours.