Stealing salt was considered a major crime during some eras of history.在某些历史时期,曾把偷盐定为大罪.Usually , historical eras are defined by accomplishments analyzed with the benefit of contextua 1 hindsight.如何定义具有重在历史意义的时代呢?这取于这时代中...
Fennel has a very distinctive aniseed flavour.茴香有一种与众不同的茴芹籽的味道。Cut the fennel into wafer-thin slices.把茴香切成薄薄的小片。He plucked a stalk of dried fennel.他摘掉了干茴香的梗。...
Carboxylic crosslinked polystyrene microsphere was prepared by F - C acylation reaction.通过傅克酰基化反应制备了羧基化交联聚苯乙烯微球.The property of Hollow Microsphere Polymer ( HMP ) and its retanning characteristics was discussed in this p...