sour: v. to express annoyance or disappointment about something you think is unsatisfactory or unfair
翻譯
他和母親的關(guān)系突然變得很僵。
His relationship with his mother soured suddenly.
造句
句子： The cut-throat business of instant noodles soured because of the rising service of takeaway.
翻譯： 競(jìng)爭(zhēng)激烈的方便面市場(chǎng)因?yàn)橥赓u服務(wù)的興起而變得更加糟糕。
背景： 產(chǎn)業(yè)的降維打擊持搜。
