輕木
拼音：qīng mù英文解釋：
【機】 light wood例句：
- 輕木筏一種木筏，由綁在木頭或金屬浮桶上的框架組成A raft consisting of a frame fastened to buoyant cylinders of wood or metal
- 西印度輕木是一種很輕的木材Balsa is a light wood
- 輕而堅韌的輕木木料，用於制筏。strong lightweight wood of the balsa tree used especially for floats.
- 孩子們被要求用輕木做模型飛機。The children were asked to model an airplane out of balsa-wood.