leavened bread膨松的面包He leavened his speech with humor.他在演说中掺了一点幽默.His mood of deep pessimism cannot have been leavened by his mode of transport—a black cab...他极度悲观沮丧，而他的代步工具——一辆黑色的出租车，丝毫不能舒缓这一情绪。A small cake of shortened ...
Plots of land have been demarcated by barbed wire.一块块土地都用带刺的铁丝网圈了起来。The two provinces are demarcated by a river.两省以河流分界.Work areas were not sharply demarcated but extremely fluid and changing.工作范围并无明显区分,但流动性极大....