同根派生 degree day相关词英汉例句I wonder what that old man does to pass the time of day.我很奇怪那老人是何以度日的。I see millions of families trying to live on incomes so meager that the pall of family disaster hangs over them day by day.我看到数百万家庭收入微薄，勉强度日，每天都在家庭悲剧的阴影笼罩之下。degree day更多例句