stream: n.1.河流,小河;川,溪。2.流出,流注;一连串,(人物等的)辈出。3.(事件等的)连续;(财富等的)滚滚而来。4.趋势,倾向,潮流。5.〔英国〕(一个年级学生中按智力划分的)班组。短语和例子A bridge is being built over the foaming stream. 正在这条怒流滚滚的河上建造一座桥。 The accident delayed a l
principle: n.1.原理,原则。2.主义;政策;〔常 pl.〕道义;节操。3.本质,本体,根源;本原,源泉。4.本性,本能;天然的性能;天赋的才能;动因,素因。5.【化学】素,要素;精。短语和例子the principle of dividing to move and uniting to fight 【军事】分进合击原则。 the principles of political e