keep in check   (TTS發音)

1. control；avoid an excess of 控制（增長）

    We must keep our spending in check this month. 我們必須控制這個月的開銷。

    Unless imports are kept in check we are in danger of losing our favourable balance of trade. 如果不控制進口，我們就有失去貿易有利平衡的危險。

    If I hadn't kept myself in check，I might have said something that I would have regretted later. 如果我不控制自己的話，我就會說出一些以後要後悔的話。

2. prevent any further advance by 控制進一步發展

    By prompt action the authorities managed to keep the disease in check. 當局採取及時措施控制了疾病的蔓延。