单词：semantic integrity constraint
单词：semantic integrity constraint 相关文章
Bob Barret believes in integrity a belief that eventually led him to tell his wife and children that he is gay Welcome to This I Believe, an NPR series presenting the personal philosophies of remarkable men and women from all walks of life. I believ
2007年NPR美国国家公共电台
This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. Electronics come in all shapes and sizesbut theres been a limit on their flexibility. Now, researchers say theyve created electronics that can be shape
Scientific American(十一)月
The Philippines appears to be seeking a return to stronger economic relations with the United States. Experts say the change may be designed to balance the Philippines increasing dependence on China. The Philippine Department of Foreign Affairs said
2017年VOA慢速英语(十)月
A new report says the sport of tennis faces very significant problems with integrity. The report said the problems, involving issues like fair play and honesty, are most notable at the lower levels of the sport. It said a major cause was a sharp incr
2018年VOA慢速英语(五)月
Afghan President Hamid Karzai （卡尔扎伊） says he believes in the integrity of last month's election process despite allegations of vote-rigging. He said he had been surprised and rather shocked by EU observers who recently said that about a quarter
英语新闻
Shale gas extraction 页岩天然气开采 The need to be seen to be clean 天然气是清洁能源吗？ Natural-gas production is booming, but its green image is in question 天然气生产蒸蒸日上，但它的清洁能源形象却受到质疑 M
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