Derrick and I have been laying out the system of irrigating ditches.德里克跟我在一起修建那个灌溉网.The rain has filled up the ditches again.雨水又把沟渠给灌满了.The fields are crisscrossed by irrigation canals and ditches.田野上沟渠纵横.Deep ditches, d...
The smell of sawdust and glue pervaded the factory.工厂里弥漫着锯屑和胶水的气味。Using a small brush, he brushed away the fine sawdust.他用一把小刷子刷掉细锯末。Sawdust was used as a hygienic floor covering.锯屑曾被用来铺在地上保持地面清洁卫生。...
We humbly beg Your Majesty to show mercy.我们恳请陛下发发慈悲.'We're meant to do it quarterly actually.' — 'Oh quarterly, I beg your pardon, I thought it was monthly.'“其实我们本意是一季度一次。”——“哦，一季度一次，对不起，我还以为一月一次...
那么是如何知道火星有铪 -187 的 呢 ?And how is it known that Mars had hafnium - 187 ?该催化剂为酰胺 - 醚为基础的铪催化剂.This activator is acyl amine - the hafnium activator that ether is a foundation.提出了连续 反相 色层分离锆、铪新方法.A continuous reveree - phfise...
钨酸盐竞争性地抑制钼的利用以形成黄嘌呤脱氢酶.Tungstate competitively inhibits the utilization of molybdenum for the formation of xanthine dehydrogenases.黄嘌呤氧化酶是一种与尿酸生成相关的酶.Xanthine oxidase is an enzyme involved in the production of uric acid....