ford

1. N-COUNT A ford is a shallow place in a river or stream where it is possible to cross safely without using a boat. 河流水浅处

2. V-T If you ford a river or stream, you cross it without using a boat, usually at a shallow point. 涉过

They were guarding the bridge, so we forded the river. 他们当时守着那座桥，我们就涉水过了那条河。