on solid groundconfident because you are dealing with a subject you are sure about, or because you are in a safe situation 有十分的把握,完全放心 To make sure that he was on solid ground, he confirmed his findings with others. 为了确保有十分的把握,他把自己的研究结果向其他人作了核实。
on solid ground• Our main objective is to get the city's finances onto solid ground.• Similarly, when Dole asserts that Clinton reduced the office of drug czar by 83 percent, he is on solid ground.• I sat on solid ground, my back against a tree.• We are on solid ground when we say that we will oppose this Bill.
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