请输入您要查询的英文单词：
单词
ˈfree ˌfall
释义
ˈfree ˌfall
NOUN
U
1
an occasion when a price or value suddenly becomes much lower （价格或价值的）急剧下跌
2
the part of a parachute jump when someone falls quickly towards the ground before the parachute opens （降落伞张开前的）自由降落
DERIVED WORD
ˈfree-ˌfall
verb
I