Free fall
n. 自由降落（尤指降落伞张开前的降落）, （尤指火箭等的）惯性运动
📖 牛津释义
free fall
1 movement through air or space under the force of gravity alone 自由降落.
2 part of a parachute jump before the parachute opens 降落伞张开前的降落.
🧩 词语组成解析
free
[fri]
adj. 自由的;免费的;免税的;空闲的;
adv. 免费地;自由地，无拘束地;一帆风顺地;
vt. 免除;释放;使自由;解救;
fall
[fɔl]
v. 落下;跌倒;减少;沦陷;
n. 落下;瀑布;秋天;减少;
🗣️ 情景例句
What does that mean in plain English?
你能不能用大白话解释一下？
I get into bed at about 11:30 and go right off to sleep.
我大约在11:30上床并且睡觉。
The play was very interesting.
戏很有意思，