基础: 1.(泛指事物发展的根本或起点) foundation; base; basis 短语和例子经济基础 economic base [basis]; 理论基础 theoretical basis; 物质基础 material base; 在和平共处五项原则的基础上, 同各国建立和发展关系 establish and develop our relations with oth
沟: 名词1.(挖掘的水道或工事) channel; ditch; gutter; trench 短语和例子交通沟 communication trench; 排水沟 drainage ditch; drain; 阴沟 drain; sewer; 挖一道沟 dig a ditch; 沟里的水不很清洁。 the water in the ditch is not very clea
