He fixes his eyes on the greyish spine of the old wolf as he swoops down.他两眼死死盯住老狼灰黑的脊背.His skin had an unhealthy greyish tinge.他的皮肤有种不健康的淡灰色。Between the white limestone and the greyish pink limestone is a thin bed of cl...
invertebrate zoology无脊椎动物的动物特性soil invertebrate土壤无脊椎动物Half of all invertebrate species live in tropical rain forests.一半的无脊椎动物物种生活在热带雨林中.marine invertebrate海洋无脊椎动物Cropland surface soil invertebrate living in it is conside...
被污染的废物经常被随意倒掉，周边土地因此而变得很贫瘠。The polluted waste is often dumped, making the surrounding land infertile.黑麦耐贫瘠的酸性土壤。Rye is tolerant of poor, acid soils.土壤这样贫瘠，植物能获得足够的养分吗？Can plants obtain adequate nourishment from such poor...
I had to wear long sleeves to stop myself scratching.我只好穿上长袖衣服以免自己挠痒。It wasn't easy scratching out a living in those hard times.在那段艰难的日子里,糊口真不容易.If you keep scratching away at that spot, you'll break the skin.你...