large-scale experiment的用法和樣例：
例句
- Large scale testing of methanol as a primary engine fuel continues, with impressive results.
我們繼續進行大規模試驗，將甲烷用作基本動力燃料，取得了令人振奮的結果。 - Evidence from large ongoing trials is needed to establish low selenium concentrations as a cardiovascular disease risk factor.
把低硒濃度作為心血管疾病的一個危險因子還需要開展大規模試驗的證據來確立。
