1.derive from 起源;衍生
Most patients derive enjoyment from leafing through old picture albums.
大多数病人都很喜欢翻看旧相册 。
Nor does scientific knowledge derive straightforwardly from experiments and observations.
科学知识也并非简单地从试验和观察中得来 。
2.clash with 不调和;与抵触;与…发生冲突
They will televise both legs of Leeds' European Cup clash with Rangers.
欧洲杯利兹联队与流浪者队的两场争夺战都将进行电视转播 。
Don't make any policy decisions which clash with official company thinking.
所作的任何决策都不要和公司官方理念相冲突 。