Physics and Chemistry

用吸尘器清洁

She vacuums the carpets in the living room every week to keep them clean.

她每周用吸尘器清理客厅的地毯以保持清洁。

键, 联系

The covalent bond between the hydrogen and oxygen atoms forms a water molecule.

氢原子和氧原子之间的共价键形成了水分子。

组成, 构成

The composition of water molecules consists of two hydrogen atoms and one oxygen atom, chemically bonded together.

水分子的组成包括两个氢原子和一个氧原子，它们通过化学键结合在一起。

蒸馏, 通过蒸馏净化

The chemist is currently distilling the solution to isolate the pure compound.

化学家目前正在蒸馏溶液以分离纯化合物。

压缩, 挤压

The athlete wore compression socks to help compress the muscles and improve circulation.

运动员穿着压缩袜以帮助压缩肌肉并改善血液循环。

暗物质, 黑暗物质

Dark matter is a form of matter that does not emit, absorb, or reflect light, making it invisible and detectable only through its gravitational effects.

暗物质是一种不发射、不吸收也不反射光的物质形式，使其不可见，只能通过其引力效应被探测到。

反物质, 反粒子物质

Antimatter is composed of antiparticles, which have the same mass as their corresponding particles but opposite electric charge.

反物质由反粒子组成，反粒子与相应粒子质量相同但电荷相反。

催化剂, 活化剂

Enzymes are naturally occurring biological catalysts that allow complex metabolic reactions to proceed efficiently in living cells.

酶是天然存在的生物催化剂，可使复杂的代谢反应在活细胞中高效进行。

加速

The pilot smoothly pushed the throttle forward to accelerate the airplane for takeoff.

飞行员平稳地将油门向前推以加速飞机起飞。

Sodium hydroxide is a strong alkali commonly used in soap making.

溶剂, 溶媒

Ethanol is commonly used as a solvent to dissolve oils and perfume essences for the production of aftershaves and colognes.

乙醇通常用作溶剂溶解油和香水精华，用于生产须后水和古龙水。

Ammonia has a strong, sharp odor that can irritate the eyes and throat.

木炭, 炭

费用, 价格

The hotel room charge included breakfast and Wi-Fi access.

酒店房间的费用包括早餐和Wi-Fi接入。

指挥, 导体

The conductor raised their baton, signaling the orchestra to begin the symphony.

指挥举起指挥棒，示意乐团开始演奏交响曲。

Salt forms a cubic crystal when it solidifies.

离子, 带电粒子

Sodium ions (Na⁺) and chloride ions (Cl⁻) combine to form table salt.

钠离子（Na⁺）和氯离子（Cl⁻）结合形成食盐。

电磁的, 与电磁场有关的

Light is an electromagnetic wave that can travel through a vacuum.

光是一种可以在真空中传播的电磁波。

核裂变, 核分裂

Nuclear fission is a process in which the nucleus of an atom splits into two or more smaller nuclei, releasing a large amount of energy.

核裂变是一个原子核分裂成两个或更多较小核的过程，释放出大量能量。

核聚变

Nuclear fusion is the process in which two atomic nuclei combine to form a heavier nucleus, releasing a large amount of energy in the process.

核聚变是两个原子核结合形成一个更重的原子核，并在此过程中释放大量能量的过程。

蒸发, 汽化

Water can evaporate when exposed to heat.

水在受热时可以蒸发。

铝, 铝

The new set of aluminum cookware is both lightweight and highly resistant to corrosion, making it perfect for the kitchen.

新的一套铝制炊具既轻便又高度耐腐蚀，使其成为厨房的完美选择。

合金, 混合

The metallurgist alloyed copper and zinc to produce brass, a durable and corrosion-resistant material.

冶金学家将铜和锌合金化以生产黄铜，一种耐用且耐腐蚀的材料。

铜, 红色金属

Copper is valued for its high electrical conductivity, which makes it ideal for wiring in electrical systems.

铜因其高导电性而受到重视，这使其成为电气系统中布线的理想选择。

磁性的, 有吸引力的

The magnetic field around the magnet attracts nearby metal objects.

磁铁周围的磁场会吸引附近的金属物体。

摩擦, 紧张

There was noticeable friction between the team members after the disagreement over the project's direction.

在项目方向上的分歧之后，团队成员之间出现了明显的摩擦。

腐蚀

The pipes in the old house were heavily damaged by corrosion, resulting in leaks throughout the plumbing system.

老房子里的管道因腐蚀而严重损坏，导致整个管道系统漏水。

Propaganda was used to influence the masses.

密度, 体积密度

The density of water is approximately 1 gram per cubic centimeter (g/cm³).

水的密度约为每立方厘米1克（g/cm³）。

速度, 速率

The velocity of an object is the rate of change of its position with respect to time.

物体的速度是其位置相对于时间的变化率。

引导, 带领

The tour guide led us through the museum.

导游带领我们穿过博物馆。

石墨, 黑铅

水星

Mercury, the closest planet to the Sun, has surface temperatures that can reach up to 800 degrees Fahrenheit during the day.

离太阳最近的行星水星，白天的表面温度可以达到800华氏度。

The coin is made primarily of nickel and copper.

血浆

铀

放射性的, 有放射性的

Radioactive isotopes are used in medical imaging for diagnostic purposes.

放射性同位素用于医学成像以进行诊断。

保暖的, 隔热的

She wore a thermal jacket and pants to stay warm during the winter hike.

她穿了一件保暖夹克和裤子以在冬季徒步旅行中保持温暖。

静态的, 不动的

The static position of the statue gave it a sense of permanence in the park.

雕像的静态位置赋予了它在公园中的永恒感。

合成的, 人造的

Synthetic fabrics like polyester are created through chemical processes rather than being directly sourced from plants or animals.

像聚酯这样的合成纤维是通过化学过程而不是直接从植物或动物中获取的。