Cash-cows
(cash-cow 的復數) 搖錢樹；巨大財源
?? 詞語組成解析
cash
[k??]
n. 現金;支付金額;
vt. 支付現款;兌現;
adj. 現金的;
n. 牛；乳牛（cow的復數）
??? 情景例句
Please don't take offense. I only wanted to tell you what I think.
請別生氣，我只是想告訴你我的想法。
Good to begin well, better to end well.
善始好，善終更好。
What happened next?
接著怎么樣了？