參考翻譯：The intense/ bitter/ fierce/ great? rivalry among smartphone makers has brought down the prices of gadgets. 或 Thanks to the bitter rivalry among smartphone makers, smartphones have become cheaper.
例子： When questioned about the long-standing rivalry between India and Pakistan, Mr.Obama said it is not Washington's role to try to resolve the conflict from the outside.
場景 ： 印度巴基斯坦華盛頓
