狗喜欢在泥水洼里扑腾，河马则喜欢在其中打滚撒欢儿。Dogs love splashing in mud and hippos wallow in it.在仅剩的几个水坑里，河马根本无法没入水中。Hippos are unable to submerge in the few remaining water holes.在河里打滚的河马hippos wallowing in the river...
There are three short insertions in the maize 23 s gene.玉米的23s基因中有三个短的插入片段.These insertions can include classes, modules, interfaces, methods, variables, or events.这些插入项可以包括类 、 模块 、 接口 、 方法 、 变量或事件.The problem is increme...
Impact of monsoon circulations on the upper troposphere and lower stratosphere.季风环流对对流层上部和平流层下部的影响.Most of the chlorofluoromethanes reside in the lower stratosphere.大多数氯氟甲烷存留在平流层下部.Man – made CFCs are the main cause of o...