The reactivity of wheat straw soda lignin ( WSSL ) can be improved by demethylation modification.麦草 碱木素在碱催化下经脱甲基改性可提高其反应活性.The wheat sprouts grew perceptibly after the rain.下了一场雨,麦苗立刻见长.Heat - denatured wheat endosperm p...
These granules consist of the actual pigments: eumelanin and phaeomelanin.正是这些小颗粒组成了二种色素: 真黑素和棕黑素.Tricolour can be found with all eumelanin colours.三色中具有所有带黑色素的颜色....
C : Wonderful! How much is a pair of antireflection lenses?那太好了! 一对不反光镜片约要多少钱 呢 ?HfO _ 2 antireflection coatings with a transmissivity of 99.9 % has been fabricated on bottom emitting VCSEL.在大功率垂直腔面发射激光器(VCSEL) 出光窗口镀制了Hf...
Bruno has not got his younger brother's jokey manner.布鲁诺还无法理解他弟弟诙谐的举止。"My name's Bruno." — "So?"“我是布鲁诺。”——“那又怎样？”Bruno clowned and won affection everywhere.布鲁诺很会耍活宝，到哪儿都受到大家的喜爱。...
Nina and Mary were in the kitchen, cleaning up after dinner.吃过晚饭，尼娜和玛丽在厨房里收拾。He will have to fork out for private school fees for Nina.他得为尼娜付一大笔私立学校的学费。Nina couldn't take her eyes off Philip.尼娜无法将她的视线从菲利普身上移开。...
他承认自己有被民权领袖出卖了的感觉。He acknowledged the sense of betrayal by civil rights leaders.你是否觉得有一种被人出卖的感觉？Would you say what you felt was a feeling of betrayal?我宁愿自杀也不会出卖我的主人。I would as lief kill myself as betray my master....
When they hit the rocks, they were just 500 yards offshore.他们触礁时离海岸仅有500码。Tourists were scrambling over the rocks looking for the perfect camera angle.游客们在正爬上岩石寻找最佳的拍摄角度。He discovered, on closer inspection, that the rock...
飞机在空中盘旋，令人不堪忍受。The aeroplane was gyrating about the sky in a most unpleasant fashion.为确保万无一失，一架警用直升机一直在空中警戒。To make extra certain, a police helicopter kept watch from the skies.他在空中搜寻敌军轰炸机。He searched the skies for enemy...