| 单词 | 变反 |
| 例句 | DEFINITIVE EXAMPLES 权威例句〔atomic pile〕An early type of nuclear reactor whose core consisted of layers of graphite block interspersed with uranium, designed to create a sustained fission reaction.原子堆，原子反应堆：核反应堆的早期形态，核反应堆中心由散布铀的石墨块层构成，用于产生持续的裂变反应美国传统〔fusion bomb〕A nuclear bomb, especially a hydrogen bomb, that derives its released energy principally from fusion reactions among light nuclei.热核弹：一种主要从轻核聚变反应中释放能量的核弹，尤指氢弹美国传统〔understanding〕This change of policy reflects a growing understanding of the extent of the problem.政策的这一改变反映出对这个问题的理解日益加深。牛津搭配 |
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