英日字典: free_fall
The free_fall has 2 Senses.
- free fall
- 自由落下
- the ideal falling motion of something subject only to a gravitational field
- 重力場だけに従う物体の理想的な落下運動
- drop, free fall, dip, fall
- 落し, 減少, 低下, 下落
- a sudden sharp decrease in some quantity; "a drop of 57 points on the Dow Jones index"; "there was a drop in pressure in the pulmonary artery"; "a dip in prices"; "when that became known the price of their stock went into free fall"
- ある量の突然の急激な減少
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