R ” 是取化基,如乙氧基 、 甲氧基及它们的环氧和烷氧同系物或卤基.R " is a replaceable function , e . g . acetoxy, methoxy, their acyloxy and alkoxy homologs or halo.通过选择特定的同系物混合物, 可以达到应用性能的优化.By selection of specific homologous mixtures, application ...
亚历克斯快到7岁时才能流利地阅读。Alex didn't read fluently till he was nearly seven.他可以流利地说3种语言。He spoke three languages fluently.他自夸自己能流利地讲6种语言.He boasted that he could speak six languages fluently....
We'd seen the storm brewing when we were out in the boat.我们在外面划船的时候就发现风暴将至。There's trouble brewing.要有麻烦了。There's another security scandal brewing up.另一桩安全丑闻已渐露端倪。...
The new tax made it necessary to mark up all the goods in the shop.新税迫使商店所有的货都涨价.What will your mark - up be on the Boss, 3, 3.5, 4?你在“大老板”上的毛利是多少, 3, 3.5, 4?One day George offered to take Mark up in his plane.有一天乔治邀请马克坐...
你如果把信封倒过来, 钥匙就会掉出.If you turn the envelope upside down, the key will fall out.她试了一下, 秘密的夹底果然开了, 里边掉出4封信.She tried it, the secret compartment opened, and out fell four notes.火炉里掉出一块炽热的煤把地毯烧了.A hot coal fell out of the fir...
She did work which by rights should be done by someone else.她做了理应由别人做的事情。By rights the property should have gone to him rather than to his sister.公正地说,这财产应该属于他,而不属于他妹妹.You realize that by rights you should not come into ...
12月9日将举行这两位候选人的决胜选举。There will be a run-off between these two candidates on December 9th.去年12月他们追捕到其中一名匪徒并将其击毙。Last December they hunted down and killed one of the gangsters.双方将在12月16日再次交锋以争夺进入四分之一决赛的席位。The sides must ba...
I ordered gin and vermouth.我要了杜松子酒和苦艾酒.She added only a hint of vermouth to the gin...她只在杜松子酒里加了少许苦艾酒。Certainly, sir. A Sweet Vermouth. Just a moment, please.好的, 先生. 一杯甜苦艾酒, 请稍侯.She added only a hint of vermouth to the g...
别灰心, 这工作对你说来到底还是生疏的.Don't get discouraged, you are new to the work after all.他虽然有那么大的年纪,十七 岁 了,这个名字对他却是生疏的.As old as he was seventeen - the name was new to him.在生疏的环境中,他感到局促不安.He felt ill at ease in the strange surr...