她的心脏很虚弱,而且不稳定。
美国和巴基斯坦的关系一直都十分复杂而且不稳定,但是在这个时候,他们的关系则显得更加的不稳定。
Relations between Washington and Islamabad are always complex and fragile but they are particularly volatile at the moment.
但是正如那些被测试者所强调的,当收入不仅仅是低,而且不稳定也不可预测时,控制现金流更为至关重要。
But as many of the subjects emphasised, controlling the flow of cash becomes all the more critical when income is not just low, but also unpredictable and irregular.
uncertainty of the food supply and the like.
而且食物供给也不稳定
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