#改變大小/形狀/質量/體積
#改變位置
#Modify size/shape/mass/volume
#Modify position
蝴蝶的口器通過肌肉收縮和一個液壓的、逐步的機制,從緊密收卷的狀態伸展開來 (The proboscis of the butterfly unwinds from a tightly coiled position via muscular contraction and a hydraulic, step-wise mechanism.)