单词：utility calculus
单词：utility calculus 相关文章
[0:0]urban城市的 [0:32.7921]urge urgent utility utilize鼓励，激励 紧急的，急迫的 功用，效用 利用 [1:11.2978]utmost vacant vacuum vague极度的，最大的 未被占用的，空着的 真空 含糊的，模糊的 [1:52.9962]vain valid vanish variable徒劳的，无效的 有效的，
闭着眼睛飘单词 四级词汇
Many teachers and parents have said it, it is sort of a thought ingrained in the American psyche that boys are better than girls at mathematics. But is it true? The lack of women mathematicians, engineers and physicists has often been cited as proof
万花筒2008年
One of the most____ kinds of cars in the United States is not____ a car at all. It is a____ of a car and a___. It is called a sports utility____ or SUV. Some people____ these vehicles. They say SUV use too much___ and increase air____. They also say
听听测测
ENVIRONMENT REPORT - October 4, 2002: Sport Utility Vehicles By Mario Ritter This is the VOA Special English ENVIRONMENT REPORT. One of the most popular kinds of car in the United States is not really
健康与环境
Listen to the dialogues and write down how much money they've paid for the bill. 英语对话1 A:Jack, here comes the utility bill. B:How much should we pay for this month? A:Including gas and water we should pay 700 dollars.But, the electricity fee
英语听力练习题
1. The power is off. 停电了. 2. The power is back on. 电又回来了. 3. Please turn off the power. 请把电源关掉. 4. Throw the power on. 打开电源. 5. The power is running low. 快要没电了. 6. I was shocked. 我被电到了。 7. Is
英语口语