英译汉 cities spend millions of dollars each year cleaning up their parks

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英译汉 cities spend millions of dollars each year cleaning up their parks
英译汉 cities spend millions of dollars each year cleaning up their parks

英译汉 cities spend millions of dollars each year cleaning up their parks
城市每年都要花费上百万美元来清理公园中的垃圾废物（打理公园）.

城市每年都得在打扫公园上花上几百万美元的开支。

英译汉 cities spend millions of dollars each year cleaning up their parks 英译汉 In cities all over the United States ,In cities all over the United States ,workers spend several hours a day in cars crawling along in traffic to get offices many miles from home. mil是什么意思 MIL是什么￥mil. 是什么意思? spend spend mil是什么单位真空单位mil Torr mil是什么单位 1um=?mil mil的域名是什么意思? LED 45mil mil什么意思 150 mil 什么意思 mil specification是什么意思 500V/MIL MIN mil厚度单位1.6mil等于多少丝?急用!