肺吸虫
吃小龙虾会感染肺吸虫吗??
寄生虫的种类症状千奇百怪,对人体的危害不小。其实,人体感染寄生虫的途径有很多,最主要还是由饮食问题引起的。在现实生活中,经常能在新闻上看到,有人吃了海鲜后大脑里就长了寄生虫。因此,饮食上不注意的[详细]
2023-02-03 22:53 分类:问答How to know when a pop-down menu needs to be closed
I\'m experimenting with pop-down menus (inside floating DIVs). Making them appear with onmouseover attributes is no problem, but I\'m not sure how I can make the menu close properly.[详细]
2022-12-25 15:54 分类:问答