锐利

锐 = 兑 + 钅 : Rachel Rhinoceros (ru) works in a cash exchange booth (兑) in the Eiffel Tower's bathroom (ei4). Every day she is very acutely (锐) watching her customers as they count their money, always having an impressive golden harpoon (钅) at her side just to feel safe.

利 = 刂 + 禾 : Mnemonic symbol: the rocket Arianne, 亚利安娜.

Li Qingzhao (li) prepares to go back to earth in the Arianne rocket (利). In the space station's bathroom (Ø4) she prepares for the trip by stuffing lots of cereals (禾) into the rocket and sharpening (利) the tip of the rocket with a kitchen knife (刂).