19世纪下半叶，各地都建立了托儿所；大多数都是慈善性质的。
Nurseries were established in various areas during the late half of the 19th century; most of them were charitable.
在奥陶纪，大多数生命都生活在海洋里，所以海洋生物，例如三叶虫、腕足类动物与笔石动物的数量在此时急剧减少。
During the Ordovician, most life was in the sea, so it was sea creatures such as trilobites, brachiopods and graptolites that were drastically reduced in number.
大多数百叶窗可以直接固定在窗框的顶端。
Most blinds can be fixed directly to the top of the window-frame.
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