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- The index of population density of dominant insect pest was increased greatly in those tea gardens with higher chemical insecticide expense, especially for tea leaf hopper (Empoasca vitis Gotho). 农药费用高的茶园优势害虫种群密度大，尤以假眼小绿叶蝉明显。
- Two important virus diseases, maize dwarf mosaic and stunt, both transmitted by leaf hoppers. 另外两种重要的病毒性疾病分别是玉米嵌纹病毒和萎缩性黑穗病，都是通过叶蝉传播。
- He's lied his way into a really plum job. 他靠撒谎骗得一份好工作。
- He ate the plum, and threw the core away. 他吃掉了李子，并扔掉了果核。
- The olive leaf is a badge of peace. 橄榄叶是和平的象征。
- She tried to engraft a peach on a plum. 她试图把桃树嫁接在梨树上。
- I saw him take a leaf out of the book. 我看见他从书上撕下一页。
- To move a hopper or stacker upward or downward. 上下移动送卡箱或接卡箱。
- The maple leaf is the emblem of Canada. 枫叶是加拿大的象征。
- The trees and shrubs were in full leaf. 那些树和灌木枝叶茂盛。
- Studies on Occurrence and Control of Bacterial Shot-hole of Plum Leaves 李树叶片细菌性穿孔病的发生规律及防治研究
- One of several metal strips forming a leaf spring. 簧片构成片簧的几个金属片中的一个
- The central or principal vein of a leaf. 中脉中心的或主要的叶脉
- The trees come into leaf in spring. 春天，树木吐芽长叶。
- White snow heightens the red plum blossoms. 在白雪的映衬下红梅显得更加鲜艳美丽。
- Many names have been put into the hopper. 许多名字已加入到名单中。
- You should take a leaf out of Tom's book. 你应该学学汤姆。
- A leaf came upon her book as she was reading. 她正读著书,一片树叶落到她的书上。
- Mother made some plum preserves. 母亲做了一些蜜饯洋李。
- The trees are just beginning to leaf. 树刚刚开始长叶子。
