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- Blotchy interveinal yellow-green mottling and marginal yellowing of expanded leaflets; irregular brown necrotic patches; wavy margins and down-curved leaf tips. 矮生菜豆缺锌：带泡的脉间形成黄绿色斑纹;展开的小叶边缘黄化及不规则的褐色坏死斑点;波浪形边缘;叶尖向下卷曲.
- Younger leaves faded green and lusterless; older leaves marginal scorch, interveinal blotchy chlorosis, necrotic patches bleaching and withering; characteristic of some soil acidity conditions. 甜菜锰和铝合并中毒：幼叶褪绿失去光泽，老叶边缘枯黄，脉间有坏死褐色斑点，接着白化，枯萎。这是酸性土壤特有的。
- Foliage dull green with bronze or purple-brown surface markings becoming irregular pale brown necrotic patches; leaf margins wavy and interveinal regions sometimes puckered or corrugated. 叶片暗绿;表面青铜色或紫褐色斑纹转变成不规则浅褐色斑纹;叶缘波浪形;脉间有时收缩或呈波纹状.
- Younger leaves faded green and lusterless;older leaves marginal scorch, interveinal blotchy chlorosis, necrotic patches bleaching and withering; 甜菜锰和铝合并中毒：幼叶褪绿失去光泽，老叶边缘枯黄，脉间有坏死褐色斑点，接着白化，枯萎。
- 5.Younger leaves faded green and lusterless;older leaves marginal scorch, interveinal blotchy chlorosis, necrotic patches bleaching and withering; 甜菜锰和铝合并中毒：幼叶褪绿失去光泽，老叶边缘枯黄，脉间有坏死褐色斑点，接着白化，枯萎。
- Their marriage has been going through a bad patch. 他们的婚姻正处在困难时期。
- The lorry went into a spin on a patch of ice. 卡车在一片冰地上打滑了。
- Her latest novel isn't a patch on her others. 她这部新小说比以前所写的差得远。
- The flowers made white patches against the grass. 绿色草地上点缀着簇簇白花。
- The brown hills were relieved by patches of green. 褐色的山上点缀着一片片的绿色植物就不显得单调了。
- The boy's trousers need a patch on the knee. 这孩子的裤子膝盖上需要打个补丁。
- He tried to patch up their quarrel. 他试图平息他们之间的争吵。
- She inserted a patch in the sleeve. 她给袖子打了个补丁。
- The child's jeans had a patch at the knee. 这孩子的裤子在膝盖处有一块补钉。
- There was a patch of garden behind the house. 屋後有一小块园地。
- He wears a black patch over his right eye. 他右眼上戴著黑色的眼罩。
- Our firm has just struck a bad patch. 我公司刚遭厄运。
- The gauze patch applied to his wound is dirty. 裹在他伤口上的纱布脏了。
- The stirrup leathers rubbed raw patches on his legs. 马蹬皮带把他腿上的皮肤擦伤引起疼痛。
- The hernia will strangulate and Become necrotic. 疝气梗塞而变坏死。
