Most people now use ballpoints rather than ink.现在多数人舍墨水而使用圆珠笔了.The boys were bickering over some ballpoints.那些男孩子为几支圆珠笔而争吵起来了.Aloysius Beauvier : Ballpoints make them press down . When they press down, they write like mo...
The barnacle and the clam are two examples of filter feeders.藤壶和蛤类是滤过觅食者的两种例子.The illustrious Cuvier did not perceive that a barnacle was a crustacean.大名鼎鼎的居维叶也未看出藤壶是一种甲壳动物.The shell of a sessile barnacle is attached dir...
Within the umbrella term "dementia" there are many different kinds of disease.“痴呆”这一统称里包括多种不同的疾病。What exactly goes wrong with those suffering from senile dementia?那些患老年痴呆症的人到底出了什么问题？She is suffering from senile dementia....