trajectory
path followed by a moving object
n.L2 进阶重点C1
轨迹；运动路径
英文释义 the path followed by a moving object through space
托福词汇
2,876 个单词与短语 · 21 个主题
词汇（105）
trajectory
n. · C1 · L2path followed by a moving object
轨迹；运动路径
transparent
adj. · B2 · L1transmitting light so objects can be seen clearly
透明的
truss
n. · C1 · L3framework of connected members often forming triangles
桁架
turbine
n. · B2 · L1rotating machine extracting energy from fluid flow
涡轮机；透平；轮机
universe
n. · B2 · L1all space time matter and energy
宇宙
vacuum
n. · B2 · L1region containing very little matter
真空
velocity
n. · B2 · L1rate of position change including direction
速度；包含方向的位移变化率
vibrate
v. · B2 · L1move repeatedly back and forth
振动；使振动
vibration
n. · B2 · L1repeated back and forth movement
振动
visible spectrum
n. · B2 · L1range of electromagnetic radiation visible to humans
可见光谱
voltage
n. · B2 · L1electric potential difference between two points
电压；电势差
volume
n. · B2 · L1three dimensional space occupied by a body
体积
wavelength
n. · B2 · L1distance between equivalent points in successive wave cycles
波长
weight
n. · B1 · L1gravitational force acting on an object
重力；重量
white dwarf
n. · C1 · L2compact stellar remnant without sustained core fusion
白矮星