velocity
rate of position change including direction
n.L1 基礎・必須B2
速度；方向を含む位置の変化率
英語の定義 the rate at which position changes, including both speed and direction
TOEFL語彙
単語・フレーズ2,876件 · 21テーマ
語彙（105）
trajectory
n. · C1 · L2path followed by a moving object
軌跡；移動経路
transparent
adj. · B2 · L1transmitting light so objects can be seen clearly
透明な
truss
n. · C1 · L3framework of connected members often forming triangles
トラス；部材をつないだ骨組みで、多くは三角形を組み合わせる
turbine
n. · B2 · L1rotating machine extracting energy from fluid flow
タービン
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；方向を含む位置の変化率
vibrate
v. · B2 · L1move repeatedly back and forth
振動する；振動させる
vibration
n. · B2 · L1repeated back and forth movement
振動
visible spectrum
n. · B2 · L1range of electromagnetic radiation visible to humans
可視スペクトル
voltage
n. · B2 · L1electric potential difference between two points
電圧；電位差
volume
n. · B2 · L1three dimensional space occupied by a body
体積
wavelength
n. · B2 · L1distance between equivalent points in successive wave cycles
波長
weight
n. · B1 · L1gravitational force acting on an object
重さ；物体に働く重力
white dwarf
n. · C1 · L2compact stellar remnant without sustained core fusion
白色矮星