| 单词 | 该科 |
| 例句 | DEFINITIVE EXAMPLES 权威例句〔MYSTERIOUS〕Four years after the event, the scientist's suicide remains a complete mystery. 该科学家自杀四年之后，真相仍然是一个谜团。朗文写作活用〔cichlid〕Any of various tropical and subtropical freshwater fishes of the family Cichlidae, many of which are popular as aquarium fish.丽鱼科鱼，慈鲷：一种丽鱼科的热带和亚热带淡水鱼，该科许多种鱼作为观赏鱼受到欢迎美国传统〔step〕Aristotle took the scientific approach a step further.亚里士多德将该科学方法向前推进了一步。柯林斯高阶 |
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