超音速

超 = 召 + 走 : Charlie Chaplin (ch) invited an internet friend to come over for a walk (走), but as his friend arrives at the aorta's and is standing in front of it (ao1) Charlie is shocked. He finds that his friend is a red super giant (超; 红超巨星) and brought nordic walking sticks (走). The red super giant keeps calling Charlie over the intercom (召), but Charlie is unable to answer.

音 = 日 + 立 : Mnemonic symbol: a loudspeaker.

音 = 日 + 立 : Maud Younger and the Sun opened a pop-up store in front of the encampment. They sell vases and advertise them using loudspeakers, playing loud music and dancing to it.

速 = 束 + 辶 : Susan Saint Bernard tries out a new way of moving much faster in the space station's bathroom. She attached a bundle of firewood to each of her legs, and attached gladiator sandals to the ends of the bundles. This way she extends her legs and increases her speed dramatically.