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...
他的受审重新勾起了在战争中受苦受难的法国人民的回忆。His trial revived memories of French suffering during the war.我们长期受苦受难的采矿群体应该得到比这更好的待遇。Our long-suffering mining communities deserve better than this.人民在异族暴君的统治下受苦受难.The people suffered under fo...
Severe shock can bring on an attack of acne.严重的惊吓会造成痤疮突发。A lot of teenagers develop acne.许多青少年都长粉刺.Doctors can treat acne with pills or creams.医生可用药丸或药膏治疗粉刺....
赤藓糖醇属于填充型甜味剂, 口感清凉,热量低, 安全性高.Erythritol is a kind of adding sweetener, with lower heat, cool feeling and food safety.利用细胞融合技术获得了一株高产赤藓糖醇的融合株RH-UV-L4-F9,其发酵能力强,赤藓糖醇产量高.The fusant RH - UV - L 4 - F 9 which attained by cell...
To indicate the feasibility of acetic ester carboxylation process in China based on making process comparison.通过对各种生产工艺的对比,提出了醋酸甲酯羰基化工艺在我国的可行性.The accepted commercial process is based on 2, 4 - difuloroaniline, through c...