If a plant has spotted or crinkled leaves, do not use it for propagation.如果植物的叶子有斑点或者萎缩，就不要用来繁殖。Rose propagation has a long and rich history.玫瑰繁殖有着悠久的历史。Such rootstocks or cultivars were reproduced true to type by vegeta...
The stability and space correlation about the sky wave propagation time - delay in Loran - C system are studied.研究了罗兰 -C 天波传播时延的稳定性与空间相关性.artificial propagation of fish鱼类人工繁殖Clonal propagation can also give some large ga...
I can personally attest that the cold and flu season is here.感冒和流感季节来了，对此我有切身体会。Contemporary accounts attest to his courage and determination.当时的报道证实了他的勇气和决心。I can attest to the absolute truth of his statement.我可以证实他的话是千...
A timeless comic actor—his simplicity and his apparent ease are matchless.作为喜剧界的常青树——他的简单淳朴与自然大方无人能及。There is a simplicity about the interior which comes close to blandness.室内布置得很简单，几乎有点平淡无奇。Using a credit card to pay fo...
What are the ramifications of our decision to join the union?我们决定加入工会会引起哪些后果 呢 ?They are open to new ideas, but they explore their ramifications thoroughly.他们愿意接受新的设想或建议, 但对它们的后果要作认真的探讨.The ramifications of technological...
What complicates the issue is the burden of history...历史的重负使问题复杂化了。The fact that the drill hole openings are located under water complicates charging work.炮眼口位于水下,无疑会使装药工作复杂化.What complicates the issue is the burden of h...
The beaches are wide and filled with interesting flotsam and jetsam .海滩宽阔，到处是有趣的被冲上岸的零碎杂物。Sick and starving refugees are the flotsam and jetsam of war.生病和饥饿的难民是遭战祸而流离失所的苦命人.You know the difference between flotsam and jet...
Storms have caused structural damage to hundreds of homes.几场暴风雨毁了成百上千所住宅，连结构都破坏了。We had taken great pains to check the structural soundness of the coachwork.我们下了很大的工夫检查汽车车身的结构是否安全。Trimeris'compound , called T - 20 ,...