单词	benefit rate
释义	benefit rate 有效率
随便看	leftward deletion leftward extraction rule leftward extrac-tion rule leftward heeling leftward initial force leftwardly leftwardness leftward rotation of celestial bodies leftwards left-wards Leftwards Arrow Over Rightwards Arrow Leftwards Double Arrow With Stroke Leftwards Harpoon Over Rightwards Harpoon Leftwards Harpoon With Barb Downwards Leftwards Harpoon With Barb Upwards leftward welding left,watch hearing distance leftway twist left way twist left weakly regular left weel left well alone left well enough alone left Weyl spectra left-wheel