All the cacti were in flower, so that the desert was a riot of colour...所有的仙人掌都开花了，整个沙漠里五彩缤纷。spiky plants, such as cacti带刺的植物，如仙人掌There we could see nothing but cacti.那里除了仙人掌我们什么也看不到.All the cacti were in flower, so that...
spiky plants, such as cacti带刺的植物，如仙人掌All the cacti were in flower, so that the desert was a riot of colour.所有的仙人掌都开花了，整个沙漠里五彩缤纷。There we could see nothing but cacti.那里除了仙人掌我们什么也看不到....
A method for determining the hexagonal polytypes of silicon carbide using the Laue pattern is described.本文提出了用X射线 劳埃法鉴定SiC六方多型体类型的方法.For the materials with high hardness, such as cemented carbide, glass , jadeware, etc.适...
由于资源的减少，大学正面临严峻的问题。Universities are facing grave problems because of diminishing resources.我有限的外交手腕儿受到了极其严峻的考验。My limited diplomatic skills were tested to the utmost.英国公司如果想要保持竞争力就不得不面对严峻的选择。UK companies face a stark cho...
The level of serum E 2 in male can increase on exposure to pesticides of cypermethrin.在雄性动物中,氛佩菊酷能升高血清中EZ的浓度.It dedicated that cypermethrin had fine control effect to the Cyrtotrachelus buqueti.显示了氯氰菊酯对长足大竹象具有较好的防治效果.The...