相关列句
Daily facial exercises help to retain the skin's elasticity.(每日的面部运动有助于保持皮肤弹性。)
St Lucia is clearly an island on the move; one can only hope that it will retain its unspoilt charm.(显然，圣卢西亚是一个发展中的岛屿；人们只能希望，它将保持它那未受破坏的魅力。)
Mature butterflies retain the glycosides in a mature monarch butterfly could be used to determine its place of origin.(成熟的蝴蝶在成熟的黑脉金斑蝶体内保留糖苷，可以用来确定其产地。)
Even in the areas that retain a soil cover, the reduction of vegetation typically results in the loss of the soil's ability to absorb substantial quantities of water.(即使在保留土壤覆盖的地区，植被的减少通常也会导致土壤丧失吸收大量水分的能力。)
Actually, the seeds don't retain the power to germinate for very long.(事实上，种子不能长时间保持发芽的能力。)
Numerous studies have now found that when classroom material is made harder to absorb, pupils retain more of it over the long term, and understand it on a deeper level.(如今有大量研究发现，当课堂材料变得更加难以消化时，长期来看学生们会记住更多的材料，对其理解也更加深入。)
It is, therefore, important for you to adapt retain texts or outlines for presentations.(因此，演讲时改编原有文字文本或提纲对你来说是很重要的。)
She is determined to retain her Wimbledon crown.(她决心卫冕她的温布尔登网球赛的冠军宝座。)
This is great for her, and for us as we retain someone highly qualified.(这对她很好，对我们也很好，因为我们留住了一位非常优秀的员工。)
A planet's ability to retain an atmosphere depends on its temperature and mass.(一颗行星保持大气的能力取决于它的温度和质量。)