研究領域

研 = 开 + 石 : Maud Younger is lacking salt for her ... . Luckily, there's a salt stone just inside the anthill's kitchen, so she uses a bottle opener to grind off some salt.

究 = 九 + 穴 : Joan of Arc (ji) is carefully studying (究) cave paintings (穴) that have appeared over night in front of the outhouse (ou1) using mass spectrometry. She carves off a little of the paintings and puts them in the mass spectrometer. As it emits a huge cloud nine (九), the spectrometer shows on the display that the main component is love.

领 = 令 + 页 : Li Qingzhao wants to explore the catacombs below engine, which can only be accessed from inside engine. Because it is so dangerous down there she has to hand in a piece of paper with her name and gets back a name-tag which she has to clip to her dog collar so that she can be identified should something go wrong.

域 = 土 + 或 : Yu the Great (yu) and Osvaldo Farrés (或) have been working in the space station's bathroom (Ø4) for several days now. Their task is to classify different kinds of mud (土) and build a mud taxonomy (域). Most of the time they slack off and play games through the LAN (域) instead, though.