你一定注意到他有时候显得特别疲惫。You must have noticed how tired he sometimes looks.他正挥手以引起他们的注意。He was waving his arms to draw their attention.罗斯听到了熟悉的声音，但没注意听说的是什么。Rose heard the familiar voice, but tuned out the words....
The physical properties of rubber accelerator 2 - mercapto benzothiazole and main methods for its preparation are introduced.介绍橡胶硫化促进剂 2- 巯基苯并噻唑的物理性质和主要的制备方法.He eased his foot off the accelerator.他松开了油门。Today many radioi...
液泡中的丹宁内含物也已用显微镜证实.Tannin inclusions in vacuoles have also been demonstrated by the electron microscope.液泡内含物存在于幼嫩种子胚乳的脂肪珠滴中.Vacuolate inclusions are present in the fat globules of the endosperm of young seeds.I1等级的钻石常含有肉...
该设备被拆卸成几部分送下了井。The equipment was taken down the shaft in pieces.村民们仍然要从井里打水。Villagers still have to draw their water from wells.我得从井里打水。I had to fetch water from the well....
我负有确保这些包裹得到妥善保管的重大责任。I had a huge responsibility to ensure these packets remained in safe hands.你没权挥霍委托你保管的钱.You have no right to play ducks and drakes with money that has been entrusted to you.它们列于一卷严格保管的缩微胶卷上.They are ...