这些障碍物对于想要往上游游动的鱼儿来说是致命的。The barriers are lethal to fish trying to swim upstream.他在那里有一栋房子，但在河上游几英里处。He has a house down there but it's miles up river.上游的城市将污水排放到河里。Cities upstream use the river to get rid of sewage....
Then he opened a restaurant, authored a book, and landed his own radio show.后来他开了个餐馆，写了本书，还制作了自己的广播剧。He authored a history of the Civil War.他写了一本内战史.She authored a best - selling book, Entertaining , with long - time fas...
They have begun to collate their own statistics on racial abuse.他们已经开始整理自己有关种族歧视的统计数据。You may collate the latter with the earlier edition.你可将新版与旧版相对照.Collate a new edition with an earlier edition.将新版本与旧版本作详细比较....