Inhibition of chlorophyll synthesis may be caused by etiolation, mutant blocks, or streptomycin.叶绿素合成可以由黄化 、 突变性阻塞或链霉素而引起.His etiolation signaled years in prison.他的苍白皮肤表明他在狱中待了多年.Etiolation The type of growth exhibited b...
他们去露营,免得住旅馆.They went camping so as to be independent of hotels.我们很少住旅馆, 因为我们住不起.We rarely stay in hotels, for we can't afford it.他白天旅行,每晚住旅馆.He traveled by day and stayed at hotels every night....
Millions of words have been written about the introduction of the euro.有关采用欧元的文章已经有很多。On balance, the book is a friendly, down-to-earth introduction to physics.总而言之，这是一本通俗而务实的物理入门书。The camera has undergone only two minor...