For finite - dimensional spaces determinants can be brought into play.在有限维空间中可以运用行列式.It is important to distinguish matrices from determinants.将矩阵与行列式相区分是重要的.Here one is dealing with the determinants of aggregate supply ...
它嗥叫着冲向前,一头钻进了灌木丛。He raced ahead up into the bush, barking and snarling.我们的狗夜里常嗥叫.Our dog often howls at night.鞭子一响,猎狗发出一阵嗥叫.A hound yelped briefly as a whip cracked....
Sounds of voices and commotion could be heard downstairs now.现在能听见楼下人声鼎沸。He heard a commotion outside.他听见外面一阵骚动。I heard a commotion and went to see what was happening.我听到一阵喧闹便去看看发生了什么事情。...
...a slum area of St Louis.圣路易斯的贫民区What a wretched existence the people in the slum lead!这个贫民窟里的人们过着多么令人悲惨的生活啊!Foggartism having met with high disfavor and unpopularity, Michael became interested in slum improvement.由于福加...