to reduce
01
减少, 降低
to make something smaller in amount, degree, price, etc.
Transitive: to reduce degree or amount of something
例子
The company decided to reduce the prices of its products to attract more customers.
公司决定降低产品价格以吸引更多客户。
Regular exercise and a healthy diet can help reduce the risk of certain diseases.
定期锻炼和健康饮食有助于降低某些疾病的风险。
02
减少, 降低
to become less in size or amount
Intransitive
例子
The swelling in her ankle has reduced significantly since she started taking medication.
自从她开始服药以来，她脚踝的肿胀已经显著减少了。
As the temperature rose, the snow on the ground began to reduce, eventually melting away.
随着温度上升，地面上的雪开始减少，最终完全融化。
03
简化, 减少
to simplify or present a problem or subject in a more manageable form
Complex Transitive: to reduce a problem or subject into simpler form | to reduce a problem or subject to simpler form
例子
The report was carefully condensed to reduce the complex research findings into easily understandable summaries.
报告被仔细浓缩，以将复杂的研究结果简化为易于理解的摘要。
In order to facilitate understanding, the lecturer reduced the intricate biological process to a series of easily digestible stages.
为了便于理解，讲师将复杂的生物过程简化为一系列易于消化的阶段。
04
减少, 降低
to bring someone or something to a state or condition that is worse or less desirable than before
Complex Transitive: to reduce sb/sth to an undesirable state
例子
The harsh criticism from his colleagues reduced his confidence to an all-time low.
同事的严厉批评将他的信心降低到了历史最低点。
His reckless behavior reduced his once-promising career to ruins.
他鲁莽的行为将他一度大有可为的事业毁为废墟。
05
降级, 降低职位
to lower someone's rank, position, or level of responsibility
Transitive: to reduce sb to a lower rank or position
例子
Due to budget cuts, the company had to reduce several middle managers to lower positions within the organization.
由于预算削减，公司不得不将几位中层管理人员降级到组织内的较低职位。
After the merger, some managers were reduced to regular staff roles.
合并后，一些经理被降级为普通员工角色。
06
减少, 简化
to simplify an expression by performing operations that make it smaller or more manageable
Transitive: to reduce a mathematical expression
例子
A matrix with redundant rows or columns can be reduced by eliminating the redundancies.
具有冗余行或列的矩阵可以通过消除冗余来简化。
0.75 can be reduced to 3/4 by expressing it as a fraction in its simplest form.
0.75可以通过以最简单的形式表示为分数而简化为3/4。
07
减少, 限制
to narrow down or limit the extent, size, or scope of something
Transitive: to reduce the extent or scope of something
例子
To enhance security, the organization implemented measures to reduce access to sensitive data.
为了增强安全性，该组织实施了减少对敏感数据访问的措施。
In order to meet the budget constraints, the project manager had to reduce the scope of the construction project.
为了满足预算限制，项目经理不得不缩小建设项目的范围。
08
还原
to undergo a process where an atom, ion, or molecule gains electrons, resulting in a decrease in its oxidation
Transitive: to reduce an element or particle
例子
Oxygen gas is often reduced to water during combustion reactions.
在燃烧反应中，氧气经常被还原成水。
The copper ions in the solution were successfully reduced to form a metallic copper deposit on the cathode.
溶液中的铜离子被成功还原，在阴极上形成金属铜沉积物。
09
减肥, 减轻体重
to lose body weight through lifestyle changes, dietary modifications, physical activity, or medical treatments
Intransitive
例子
She 's been working hard to reduce for her upcoming wedding.
她一直在努力减肥，为她即将到来的婚礼做准备。
Despite her busy schedule, she managed to reduce significantly by cutting out junk food.
尽管她的日程很忙，她还是通过戒掉垃圾食品成功地大幅减重。
10
浓缩, 熬煮
to simmer a liquid until it thickens and intensifies in flavor through evaporation
Transitive: to reduce a liquid
例子
The chef reduced the balsamic vinegar until it formed a thick, sweet glaze for the steak.
厨师收汁香醋，直到它形成一层厚厚的、甜美的釉料用于牛排。
The recipe instructed to reduce the chicken broth until it thickened, adding richness to the soup.
食谱指示将鸡汤收汁至浓稠，为汤增添浓郁风味。
11
减少, 简化
to modify the pronunciation of a word or sound to make it easier to articulate or to accommodate the rhythm and flow of speech
Transitive: to reduce a word or sound
例子
In English, the pronunciation of the word " button " may be reduced in casual speech to " buh-in ".
在英语中，“button”这个词的发音在非正式讲话中可能会简化为“buh-in”。
The unstressed vowel in the word " banana " is often reduced to a schwa sound ( ə ) in connected speech.
单词“banana”中的非重读元音在连贯言语中经常弱化为schwa音（ə）。
12
减少, 降低
to halve the chromosome number during cell division
Intransitive
例子
In spermatogenesis, primary spermatocytes reduce through meiosis to form haploid spermatids.
在精子发生过程中，初级精母细胞通过减数分裂减少以形成单倍体精子细胞。
During meiosis, homologous chromosomes pair up and exchange genetic material before the cells reduce.
在减数分裂期间，同源染色体配对并在细胞减少之前交换遗传物质。
13
复位, 恢复原位
to restore a dislocated or fractured bone to its normal position or alignment
Transitive: to reduce a bone
例子
The orthopedic surgeon successfully reduced the patient's fractured femur back into its proper alignment.
骨科医生成功地将病人的股骨骨折复位到正确的位置。
After the car crash, the paramedics administered pain relief to the injured driver before attempting to reduce the displaced hip joint.
车祸发生后，医护人员在尝试复位错位的髋关节之前，先给受伤的司机服用了止痛药。
14
减少, 征服
to gain control over somebody or something by overcoming resistance or opposition
Transitive: to reduce sb/sth
例子
Despite their outnumbered forces, the general 's strategy was to reduce the enemy stronghold through relentless siege tactics.
尽管他们的部队人数处于劣势，将军的策略是通过无情的围攻战术减少敌人的据点。
The army 's decisive victory reduced the opposing forces, securing control over the region.
军队的决定性胜利削弱了敌方力量，确保了对该地区的控制。
词汇树
reducer
reducible
reduce
