Li Shizhen was the originator of the Chinese pharmacology.李时珍是我国医药界的鼻祖.Li of marvellous ocean living things : Do Ascidian sea lily, you know several?海洋里奇妙生物: 海鞘海百合, 你知道几个?Li Chuang - fei inquired of Han Meng - hsiang in ...
一节沟槽a length of guttering一些砂洲和沟槽在低潮位时,露出于水面.Some of the bars and troughs are exposed by low tide.极耳产生一种 “ 压力 ” 作用与沟槽侧边相接触.The lug produces a " pinched " effect contact with the groove side....