log

记录, 圆木, 日志, 计程仪

a segment of the trunk of a tree when stripped of branches; a written record of messages sent or received; a written record of events on a voyage (of a ship or plane); measuring instrument that consists of a float that trails from a ship by a knotted line in order to measure the ship's speed through the water

伐木, 切, 航行

伐木