生态学家对磷循环进行了大量研究，因为如我所说，磷是一种重要而不充足的营养物质。
The Phosphorus cycle has been studied a lot by ecologists because like I said, Phosphorus is an important nutrient and it's not so abundant.
地中海地区气候温暖，阳光充足，几乎全年都有大量的新鲜水果和蔬菜供应，人们一天要吃很多次。
The Mediterranean region is warm and sunny, and produces large supplies of fresh fruits and vegetables almost the year round that people eat many times a day.
他们表示，这意味着，知识产权所有人必须投入大量时间和财力，收集充足的证据，才能促使警方立案。
They said this meant rights holders had to invest a lot of time and money to provide sufficient evidence to the police to open a case.
应用推荐