Definition
To concentrate all one's resources or hopes in one single area, which involves a high level of risk.
孤注一掷
When investing, don't put all your eggs in one basket; diversifying risk is the wise thing to do.
投资时，不要把所有的鸡蛋放在一个篮子里；分散风险才是明智之举。
She applied to several universities at the same time because she didn't want to put all her eggs in one basket.
她同时申请了几所大学，因为她不想把所有的希望寄托在一个选择上。
There are many uncertainties with this project; we shouldn't put all our eggs in one basket.
这个项目有许多不确定性；我们不应该把所有的资源都集中在一个方案上。