试验路段的实践，在每年年底团结起来，构成一个全样本雅思考试。
The test practice sections at the end of each unit together constitute a whole sample IELTS test.
他的团队分析了爱尔兰洛蒙雷阿湖泥浆样本，发现了由海藻中方解石晶体构成的白色沉淀物涡旋层。
His team analysed mud samples from Lough Monreagh in Ireland and discovered layers of white sediment made up of calcite crystals from algae.
地中海研究项目志愿者采集的样本百分之九十都是这样构成的。
Ninety percent of the samples the volunteers from Expedition MED took had such fragments.
应用推荐