肉桂醛的广泛应用决定其具有十分广阔的发展前景.The expansive development prospect of cinnamaldehyde were viewed based on its wide application.用 4- 氨基安替比林与 3- 甲酰基色酮 、 肉桂醛、茴香醛反应分别合成了3种新的席夫碱化合物.Three novel Schiff bases were synthesized using the r...
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....
I've grown so lonesome, thinking of you.想起你，我觉得非常寂寞。He was finding the river lonesome.他发现这条河很偏僻。feel lonesome寂寞I felt so lonesome after he left.他离开后我感到非常孤单。...
The pool had dried up and was full of bracken and reeds.水塘已经干涸，里面都是欧洲蕨和芦苇。Good words without deeds are rushes and reeds.口惠而实不至。The whole lake was rimmed with thick beds of reeds.整片湖都被密密层层的芦苇围了起来。Our roof was made of drie...
Professor Zhu will give lectures to the postgraduates [ graduate students ] this term.朱教授这学期给研究生 开课.She attended all the lectures in the series.这一系列的演讲她全听了。This is a two year course taught by means of lectures and semina...
在客人们鱼贯进入餐厅之前，她核实了一遍座位安排。She checked the seating arrangements before the guests filed into the dining-room.宾馆为客人提供机场接机服务。Hotels operate a collection service for their guests from the airports.在与客人喝餐前酒的时候，有人提到了这个话题。The sub...