Jeff Bezos Revealed: Building Amazon One Box at a Time
https://www.youtube.com/watch?v=NjhIEIntPzM 14:50 it's a cash cow for them. 延長保証はコンピューターやタブレットなどの電子機器を扱う業者にとっては金のなる木なんだよ。
Money tips: Three fees you don't have to pay (CBC Marketplace)
https://www.youtube.com/watch?v=BUqAgDmplu4 0:56 it's a political dilemma turned cash cow. 刑務所がビジネスになったのは政治のジレンマから出た駒です。
US private companies make profit killing at taxpayers expense (13Sept11)
https://www.youtube.com/watch?v=_QC5DT9qu-Y 27:28 his family will realize that he may become a better cash cow. ギネスに世界一の小さな人間と認定されると、彼が金のなる木になることを家族は実感するだろう。
DOCS: Superhuman - World's Smallest People
練習問題解答
a-9005 a cash cow
b-0653 cash cow
b-5642 a mature cash cow
b-5694 a cash cow
b-6545 a cash cow