They were principally used to catalyze aldol, allylation, Diels - Alder, ene and Friedel - Crafts reactions.它们主要被用来催化Aldol, 烯丙基化, Diels-Alder, Ene和 Friedel -Crafts等反应....
Once again, the "Free Press" prefers not to highlight these facts.“自由新闻”组织再次故意不去突出强调这些事实。The presidential elections are the highlight of next year's political calendar.总统选举是明年政治日程表上的大事.The highlight of my day used t...
朔风吹着那些招牌,嚓嚓地响.Signboards creaked and clattered in the grip of a north wind.阵朔风和雪片随着驾驶员一涌而进.A gust of wind , and snow flurries, accompanied the pilots.朔风寒峭, 难以抵御.It is impossible to get shelter from the cold , and the chi...
They called on the authorities to make slavery a punishable offence.他们呼吁当局将蓄奴定为一种应该受到惩罚的罪行。Infringement of the regulation is punishable by a fine.违反规则应处以罚款。Child abuse is a punishable offense.虐待儿童是一种该受惩处的违法行为....
Examination of the neck includes inspection, palpation and auscultation.颈部的体格检查包括视诊 、 触诊、听诊.Cardiac auscultation is widely used to evaluate cardiac function in patients.心音听诊被广泛用于评估病人的心功能.They are inspection , auscultatio...