他们最新的商业项目是一家专注于可持续能源的初创公司。

Their latest ___venture is a startup focused on sustainable energy.

这项商业投资最终证明是利润丰厚的。

This ___venture turned out to be highly profitable.

在当前的经济环境下，启动一项新的事业需要周密的规划。

Launching a new ___venture in this economic climate requires careful planning.