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- The cabin has a flat stone for a threshold. 这间小屋用一条扁平的石头做门槛。
- The treaty will be the threshold of lasting peace. 这个条约将成为持久和平的开端。
- The discovery of the nuclear fission is a new departure in physics. 核分子分裂的发现是物理学上的一个新起点。
- He was on the threshold of his career. 他的事业刚刚起步。
- He had never crossed the threshold of a bar before. 他过去从未进过酒吧的门。
- fission threshold 裂变阈
- Scientists are now on the threshold of an important discovery. 科学家们很快就会有一项重大发现。
- When atoms split, the process is called "fission". 原子分裂时，其过程被称为“裂变”。
- Fission bombs use highly enriched fuel. 裂变原子弹使用高度浓缩燃料。
- The tax threshold for a single pensioner is 450 dollars. 单身养老金领取者的征税起点是450美元。
- Viruses do not undergo binary fission. 病毒并不进行二分裂。
- The fission products formed are highly radioactive. 所生成的裂变产物具有很强的放射性。
- The life develops as the fission of the cells. 随着细胞的分裂, 生命开始发育。
- The court is not legally justified in stopping at the threshold of the case. 一开始就使案件停止不前，法院这样做是完全不合法的。
- They are at the threshold of a new career. 他们正要开始干一番新的事业。
- Reproducing by biological fission. 裂殖的由生物分裂而生殖的
- To cause to undergo nuclear fission or fusion. 使裂变或聚变使遭受核裂变或聚变
- Atomic fission furnishes enormous energy. 原子分裂可提供大量的能源。
- When atoms split,the process is called "fission". 当原子分裂时，其过程称为“裂变。”
- To undergo nuclear fission or fusion. 受核裂变或聚变
