It's lunchtime, so she's in the kitchen, making a sandwich out of tuna fish and pre-chopped celery and onion.
现在是午饭时间，她在厨房做三明治，旁边摆着吞拿鱼、剁碎的芹菜和洋葱。
Based on low mechanization degree and heavy laboring intensity in fish processing, a fish shearing machine for fish pre-processing has been investigated.
针对目前淡水鱼加工机械化程度低、劳动强度大的现状，研制了用于淡水鱼前处理加工的剖鱼机。
Because of the pre-study before that practice, I felt just like a fish in water in my study in Grade Three, and I got all excellent marks in the courses related with statistics.
由于在实习前的预先学习，我在学习中显得如鱼得水，大三一年所有和统计相关的课程我都取得了优异的成绩。
Sample pre-treatment digestion of heavy metals, pesticide residues, food, mud, earth, fish, organic matter and so on.
样品前处理消解重金属、农残、食品、淤泥、稀土、水产品、有机物等。
Sample pre-treatment digestion of heavy metals, pesticide residues, food, mud, earth, fish, organic matter and so on.
样品前处理消解重金属、农残、食品、淤泥、稀土、水产品、有机物等。
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