您要查找的是不是：
- beef lactose agar 牛肉膏乳糖琼脂
- beef broth lactose agar 牛肉汤乳糖琼脂
- Argentina is a big exporter of beef products. 阿根廷是牛肉制品的一大出口国。
- litmus lactose agar 石蕊乳糖琼脂
- Africa is exporting beef to Europe. 非洲向欧洲出口牛肉。
- The dish of boiled beef and carrot tastes good. 那道清炖牛肉胡萝卜的菜味道不错。
- desoxycholate lactose agar 脱氧胆酸乳糖琼脂
- deoxycholate H2S lactose agar 去氧胆酸盐H2S乳糖琼脂
- He sat by the fire, devouring beef and onions. 他坐在火炉旁，狼吞虎咽地吃着牛肉和洋葱。
- She sliced the onion and put it in the beef stew. 她将洋葱切片放入炖牛肉中。
- He had a plate of beef for lunch. 他午餐吃了一盘牛肉。
- My beef is that it took too much time. 我的抱怨是太花时间了。
- Work hard, put some beef into the design. 努力吧!在这个设计上加把劲。
- The beef is roasting in the oven. 烤箱里正烤着牛肉。
- The beef is roasting nicely on the spit. 这块牛肉在烤肉叉上烤得很好。
- Would you like some beef steaks? 想要些牛排吗？
- beef lactose sugar 牛肉汁乳糖琼脂培养基
- The hamburger chain say it only use premium quality beef. 汉堡包连锁店声明他们只用上等牛肉。
- Lactose gives glucose and galactose. 乳糖产生葡萄糖和半乳糖。
- Lactose is the main carbohydrate occurring in milk. 乳糖是乳的主要碳水化合物。
