to make something straight become curved or folded
弯曲, 折弯
a large solid piece of material that is square or rectangular in shape and has flat sides
块, 立方体
the physical property in matter that causes it to experience a force in an electromagnetic field
电荷, 电电荷
(physics) a push or pull that can change an object's motion, direction, or shape
力, 力量
describing weapons that are powered by the energy produced either from nuclear fission or a combination of fusion and fission reactions
核, 原子
军备竞赛是由核武器的发展推动的。
(physics) an oscillating movement by which energy is transferred without the transport of matter, such as light and sound
波, 振动
to cause a device, system, or process to start working
激活, 启动
the smallest unit of a chemical element that retains the properties of that element
原子, 原子
existing in a physical form that can be seen, touched, or otherwise perceived by the senses
具体的, 实体的
capable of bending easily without breaking
灵活的, 柔韧的
灵活的尺子可以弯曲以精确测量不规则形状。
(physics) the space or area within which the effect of a particular force exists
场, 力场
to become smaller, narrower, or tighter
收缩, 变窄
to break on the surface without falling into separate pieces
开裂, 破裂
a physical substance that occupies space and exists in every material in the universe
物质, 材料
(physics) the amount of force exerted per area that is measured in pascal, newton per square meter, etc.
压力, 物理压力
a natural process involving a change in position or orientation of an object
运动, 移动
energy emitted or transmitted through space or matter in the form of waves or particles
辐射, 放射线
to undergo a chemical or physical change through interaction with another substance or influence
反应, 起反应
to increase the velocity of something
加速, 提高...的速度
(chemistry) to merge or be merged by a chemical bond
结合, 键合
to cause a liquid, gas, or other substance to move continuously through a system or area
使循环, 循环
(physics) the mass of a substance or object per unit of volume
密度
(physics) a source of power that is required to do any work that may exist in potential, kinetic, thermal and other forms
能量, 功率
a nuclear reaction in which light atomic nuclei combine to form a heavier nucleus and release energy
核聚变, 核融合
the number of times an event recurs in a unit of time
频率, 次数
the force by which objects with mass attract one another, especially the force that draws objects toward the Earth
重力
(physics) the property of matter that gives it weight in a gravitational field and is a measure of its inertia
质量, 物质的量
relating to, caused by, or operating through magnetism
磁性的, 磁的
to make a material or structure stronger by adding support or extra material
加固, 强化
