cleave

1. V-T To cleave something means to split or divide it into two separate parts, often violently. 劈开[文学性]

They just cleave the stone along the cracks. 他们就沿着裂缝把石头劈开。

2. V-I If someone cleaves to something or to someone else, they begin or continue to have strong feelings of loyalty towards them. 坚忠于[正式]

She has cleaved to these principles all her life. 她一生坚守这些原则。