Costa Rica becomes a signatory to the Buenos Aires copyright treaty.1916年,哥斯达黎加成为布宜诺斯艾利斯版权条约的签字国之一.He fled to Costa Rica to avoid military service.他逃到了哥斯达黎加以逃避服兵役。...banana plantations in Costa Rica.哥斯达黎加的香蕉种植园Here, a fe...
A ragged shout went up from the small crowd.这一小群人发出了刺耳的喊叫。A ragged little boy begged his bread along the street.一个衣衫褴褛的小男孩沿街乞讨。In the corridor were four dirty, ragged bundles, just identifiable as human beings...走廊里有4团脏兮...
Close to this extreme are the bulk of assets in long - only, index - benchmarked portfolios.接近这一端的,是由仅仅做多 、 以指数为基准的投资组合持有的大量资产.Julie's father owned a business that dealt in bulk orders.朱莉的父亲拥有自己的公司, 专门从事大宗订货。From a ...
Non - basic nitrogen - containing series include pyrroles, indoles, carbazoles and benzcarbazoles.不含碱性氮的化合物包括吡咯 、 吲哚 、 咔唑和苯咔唑.Fig 3 Excitation and emission spectra of indoles and its derivative in DMSO.图3吲哚及其衍生物的DMSO溶液的激...
The sky this morning is a mosaic of blue and white.今天早上的天空是幅蓝白相间的画面.I was admiring the exquisite workmanship in the mosaic.我当时正在欣赏镶嵌画的精致做工.Major works of painting, sculpture, mosaic and architecture were examined in situ...