结论化合物~为首次从铁线莲属中分离得到.CONCLUSION Compound ～ are isolated from Clematis genus for the first time.目的研究秦岭铁线莲挥发油化学成分.Objective To study the chemical components of volatile oil from Clematis obscura.如果我的铁线莲得了枯萎病, 我是否能做点什么?If my...
By the side of Hyde Park stands Kensington Gardens.肯星顿公园在海德公园旁边.They sat on various occasions beneath the great trees in Kensington Gardens.他们多次憩息在肯辛顿花园的大树下.Two police officers arrested him and took him to Kensington pol...
There are three kinds of mood in English: the indicative mood, the imperative mood and the subjunctive mood.在英语中有3种语气: 陈述语气, 祈使语气和虚拟语气.This is a jussive subjunctive.这是命令的假设语态.There are three kinds of mood in English:the ...
Panic can constrict the blood vessels and impose an additional burden on the heart.恐慌会使血管收缩,增加心脏负担.Nerves constrict the blood vessels in the extremities of the body.神经促使人手脚处的血管开始收缩.Corset: Article of clothing worn to sha...