water lettuce

To immerse lettuce leaves in water.

把莴苣叶浸入水中。

This paper has reported the new technique of distilling sodium zinc chlorophyllin from water lettuce leaves.

本文报道了以水浮莲叶为原料提取叶绿素锌钠盐的新方法,同时探讨正交试验优化的工艺条件.

Rainwater and purified river water are used to grow lettuce, tomatoes, cucumbers and peppers.

用雨水和净化过的河水种植莴苣 、 番茄 、 黄瓜和胡椒.

LUNCH: Lettuce, celery and onion salad, topped with two tablespoons of nonfat yogurt dressing. Mineral water.

中餐: 生菜, 青菜和洋葱沙拉, 外加两杯脱脂的酸奶. 矿泉水.

The incidence is relatively high of the residents who drink unboiled water, eat romaine lettuce, and eat pork having pork measles.

喝生水、吃生菜、进食豆猪肉居民感染率较高。