名词

1. 意外之财;横财
A windfall is a sum of money that you receive unexpectedly or by luck, for example if you win a lottery.

2. 被风吹落的果子（尤指苹果）
A windfall is a fruit, especially an apple, that has fallen from a tree.

1. a sudden happening that brings good fortune (as a sudden opportunity to make money)

e.g. the demand for testing has created a boom for those unregulated laboratories where boxes of specimen jars are processed like an assembly line

Synonym: boombonanzagold rushgravygodsendmanna from heavenbunce

2. fruit that has fallen from the tree