By the end of 1995,2,100 units at the county level had finished the work,with well over 70 percent of farmland put under effectual protection.是什么意思_By the end of 1995,2,100 units at the county level had finished the work,with well over 70 percent of farmland put under effectual protection.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句