It was made of soft lumber, spruce by the look of it.

其制作材料是软木，看起来像是云杉。

He was going to have to purchase all his lumber at full retail price.

他将不得不把所有木材按零售价分文不少地买下来。

He turned and lumbered back to his chair. [VERB adv./prep.]

他转过身来，蹒跚着走回到椅子边坐下。

The truck lumbered across the parking lot toward the road. [VERB adv./prep.]

卡车隆隆地驶过停车场准备上路。

He looked straight ahead and overtook a lumbering lorry. [VERB-ing]

他眼睛直视前方，加速超过了前面一辆慢吞吞行进的大卡车。