Shifting sands
01
流沙, 不稳定的基础
something that is changing all the time and cannot be easily predicted
Idiom
Informal
例子
Investing in the stock market can feel like walking on shifting sands, as the values of stocks can fluctuate rapidly.
投资股票市场可能会感觉像是在流沙上行走，因为股票的价值可能会迅速波动。
The political landscape in the region is like shifting sands, with alliances and power dynamics constantly evolving.
该地区的政治格局就像流沙一样，联盟和权力动态不断演变。
