禾木科草和三叶草播种深度应为 12-20 毫米.Grass and clover seed should be sown at a depth of 12 - 20 mm.例句梅花看上去有点像三叶草的图案.The Club looks a little like a leaf clover design.如果这样的话, 那三片叶子的三叶草会是什么 呢 ?If that's so, then what of the three ...
你必须全力以赴，最大限度地去努力。如果你这么做，并且保持乐观，你就会看见乌云背后的幸福线。You have to do everything you can. You have to work your hardest. And if you do, if you stay positive, then you have a shot at a silver lining.他们要最大限度地榨取英国人的财富。They mean to bl...
Dibenzofuran ( DF ) is one of the model compounds for the study of biodegradation of dioxin - like pollutants.二苯并呋喃 ( DF ) 是研究二英类化合物生物降解的模式化合物之一.The experimental results show that the biodegradation of dinoseb is the mor...