“ground work”簡單造句，ground work造句子

The World Bank can help lay the ground work for larger investments.

The first reported experiments were done in the late 18th century, but it really took off in the mid 19th century with people like the famous Joule who did the ground work experiments for the discovery of the first law.

So far, I've done nothing to actually trigger a state transition, but all of the ground work is done.