Meanings

potbelly

(with) broad horizontal stripes of different colors

hook turn

under the staircase

to do whatever it takes

corrugated plastic

corrugated plastic

corrugated plastic

ascending staircase

descending staircase

last resort

trial stage

means of transportation

nine-dash line (demarcation line of China's territorial claims in the South China sea)

means of labor

paragraph

multistage

dan-ranked go player

winder staircase

becoming a dan holder (in judo, shogi, go, etc.)