Mnemonic symbol: a small daisy. 小 looks like the stem 亅 of the flower is pushing aside the earth 八 as it grows out of the seed in the ground. Marie Curie (xi) is researching the inner structure of the eight-ball (八) in the aorta's living room (ao3). To this end, the accelerates an eight-ball by hitting it with a crowbar (亅) so that it hits another eight-ball at high speed. As the two eight-balls collide, a lot of daisies (小) are generated from the released energy, only to decay again a few moments later.
dawn / daybreak / to know / to let sb know / to make explicit
At dawn (晓), Marie Curie (xi) and the sun (日) meet Tang Yao (尧) in the aorta (ao3). They let him know (晓) that they have been a couple for a long time and plan to marry, but Tang Yao explains that he already knows (晓).