n.犁沟；车辙；皱纹
v.（使）起皱纹；形成深痕
An old ox makes straight furrow. 老牛拉犁犁沟直。
The tractor has make deep furrow in the loose sand. 曳引机在松软的沙土上留下了深深的车辙。
The furrow in Mei's brow deepened. 梅额上的那一条皱纹越发显著了。
用作动词 (v.)The pain of the disease caused him habitually to furrow his brow. 病痛使他习惯性地紧皱眉头。
He was not bothered when age began to furrow the brow and fill out the jowls. 当岁月流逝，皱纹爬上了他的额头，布满了他的脸庞，他也丝毫没有在意。
adj.未成畦的；平坦的
